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Finding the Fourth Proportional to 508,001.30, 762,001.95 and 461,345.30

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Solution

The fourth proportional to 508,001.30, 762,001.95 and 461,345.30 is: 692,017.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,001.30 : 762,001.95 = 461,345.30 : x
  2. Step 2: Convert to fraction form
    508,001.30/762,001.95 = 461,345.30/x
  3. Step 3: Cross multiply
    508,001.30x = 762,001.95 × 461,345.30
  4. Step 4: Simplify right side
    508,001.30x = 351,546,018,223.34
  5. Step 5: Solve for x
    x = 351,546,018,223.34/508,001.30
  6. Step 6: Final answer
    x = 692,017.95

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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.