Home / 418,159.80-577,053.72-227,176.38

Finding the Fourth Proportional to 418,159.80, 577,053.72 and 227,176.38

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Solution

The fourth proportional to 418,159.80, 577,053.72 and 227,176.38 is: 313,499.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,159.80 : 577,053.72 = 227,176.38 : x
  2. Step 2: Convert to fraction form
    418,159.80/577,053.72 = 227,176.38/x
  3. Step 3: Cross multiply
    418,159.80x = 577,053.72 × 227,176.38
  4. Step 4: Simplify right side
    418,159.80x = 131,092,975,175.13
  5. Step 5: Solve for x
    x = 131,092,975,175.13/418,159.80
  6. Step 6: Final answer
    x = 313,499.71

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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.