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Finding the Fourth Proportional to 584,099.89, 876,149.83 and 247,053.12

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Solution

The fourth proportional to 584,099.89, 876,149.83 and 247,053.12 is: 370,579.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,099.89 : 876,149.83 = 247,053.12 : x
  2. Step 2: Convert to fraction form
    584,099.89/876,149.83 = 247,053.12/x
  3. Step 3: Cross multiply
    584,099.89x = 876,149.83 × 247,053.12
  4. Step 4: Simplify right side
    584,099.89x = 216,455,546,112.22
  5. Step 5: Solve for x
    x = 216,455,546,112.22/584,099.89
  6. Step 6: Final answer
    x = 370,579.67

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Double scale
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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.