Home / 578,099.60-867,149.40-298,163.60

Finding the Fourth Proportional to 578,099.60, 867,149.40 and 298,163.60

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Solution

The fourth proportional to 578,099.60, 867,149.40 and 298,163.60 is: 447,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,099.60 : 867,149.40 = 298,163.60 : x
  2. Step 2: Convert to fraction form
    578,099.60/867,149.40 = 298,163.60/x
  3. Step 3: Cross multiply
    578,099.60x = 867,149.40 × 298,163.60
  4. Step 4: Simplify right side
    578,099.60x = 258,552,386,841.84
  5. Step 5: Solve for x
    x = 258,552,386,841.84/578,099.60
  6. Step 6: Final answer
    x = 447,245.40

Related Problems

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Half scale
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Double scale
Find fourth proportional to 578,100.60, 867,150.90 and 298,164.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.