Home / 476,001.42-656,940.10-272,060.93

Finding the Fourth Proportional to 476,001.42, 656,940.10 and 272,060.93

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Solution

The fourth proportional to 476,001.42, 656,940.10 and 272,060.93 is: 375,477.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,001.42 : 656,940.10 = 272,060.93 : x
  2. Step 2: Convert to fraction form
    476,001.42/656,940.10 = 272,060.93/x
  3. Step 3: Cross multiply
    476,001.42x = 656,940.10 × 272,060.93
  4. Step 4: Simplify right side
    476,001.42x = 178,727,734,560.29
  5. Step 5: Solve for x
    x = 178,727,734,560.29/476,001.42
  6. Step 6: Final answer
    x = 375,477.31

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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.