Home / 461,061.27-636,267.33-257,125.07

Finding the Fourth Proportional to 461,061.27, 636,267.33 and 257,125.07

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Solution

The fourth proportional to 461,061.27, 636,267.33 and 257,125.07 is: 354,834.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,061.27 : 636,267.33 = 257,125.07 : x
  2. Step 2: Convert to fraction form
    461,061.27/636,267.33 = 257,125.07/x
  3. Step 3: Cross multiply
    461,061.27x = 636,267.33 × 257,125.07
  4. Step 4: Simplify right side
    461,061.27x = 163,600,283,355.63
  5. Step 5: Solve for x
    x = 163,600,283,355.63/461,061.27
  6. Step 6: Final answer
    x = 354,834.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.