Home / 724,732.42-1,000,097.13-402,463.06

Finding the Fourth Proportional to 724,732.42, 1,000,097.13 and 402,463.06

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Solution

The fourth proportional to 724,732.42, 1,000,097.13 and 402,463.06 is: 555,380.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,732.42 : 1,000,097.13 = 402,463.06 : x
  2. Step 2: Convert to fraction form
    724,732.42/1,000,097.13 = 402,463.06/x
  3. Step 3: Cross multiply
    724,732.42x = 1,000,097.13 × 402,463.06
  4. Step 4: Simplify right side
    724,732.42x = 402,502,151,237.02
  5. Step 5: Solve for x
    x = 402,502,151,237.02/724,732.42
  6. Step 6: Final answer
    x = 555,380.36

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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.