Home / 418,446.08-577,468.20-237,158.36

Finding the Fourth Proportional to 418,446.08, 577,468.20 and 237,158.36

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Solution

The fourth proportional to 418,446.08, 577,468.20 and 237,158.36 is: 327,285.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,446.08 : 577,468.20 = 237,158.36 : x
  2. Step 2: Convert to fraction form
    418,446.08/577,468.20 = 237,158.36/x
  3. Step 3: Cross multiply
    418,446.08x = 577,468.20 × 237,158.36
  4. Step 4: Simplify right side
    418,446.08x = 136,951,411,264.15
  5. Step 5: Solve for x
    x = 136,951,411,264.15/418,446.08
  6. Step 6: Final answer
    x = 327,285.68

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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.