Home / 440,577.78-659,436.86-237,892.12

Finding the Fourth Proportional to 440,577.78, 659,436.86 and 237,892.12

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Solution

The fourth proportional to 440,577.78, 659,436.86 and 237,892.12 is: 356,066.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,577.78 : 659,436.86 = 237,892.12 : x
  2. Step 2: Convert to fraction form
    440,577.78/659,436.86 = 237,892.12/x
  3. Step 3: Cross multiply
    440,577.78x = 659,436.86 × 237,892.12
  4. Step 4: Simplify right side
    440,577.78x = 156,874,832,631.54
  5. Step 5: Solve for x
    x = 156,874,832,631.54/440,577.78
  6. Step 6: Final answer
    x = 356,066.15

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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.