Home / 651,498.96-977,234.60-178,184.32

Finding the Fourth Proportional to 651,498.96, 977,234.60 and 178,184.32

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Solution

The fourth proportional to 651,498.96, 977,234.60 and 178,184.32 is: 267,272.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,498.96 : 977,234.60 = 178,184.32 : x
  2. Step 2: Convert to fraction form
    651,498.96/977,234.60 = 178,184.32/x
  3. Step 3: Cross multiply
    651,498.96x = 977,234.60 × 178,184.32
  4. Step 4: Simplify right side
    651,498.96x = 174,127,882,681.47
  5. Step 5: Solve for x
    x = 174,127,882,681.47/651,498.96
  6. Step 6: Final answer
    x = 267,272.69

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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.