Home / 418,345.04-577,304.17-237,115.54

Finding the Fourth Proportional to 418,345.04, 577,304.17 and 237,115.54

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Solution

The fourth proportional to 418,345.04, 577,304.17 and 237,115.54 is: 327,212.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,345.04 : 577,304.17 = 237,115.54 : x
  2. Step 2: Convert to fraction form
    418,345.04/577,304.17 = 237,115.54/x
  3. Step 3: Cross multiply
    418,345.04x = 577,304.17 × 237,115.54
  4. Step 4: Simplify right side
    418,345.04x = 136,887,790,013.80
  5. Step 5: Solve for x
    x = 136,887,790,013.80/418,345.04
  6. Step 6: Final answer
    x = 327,212.65

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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.