Home / 418,167.13-577,082.45-236,879.01

Finding the Fourth Proportional to 418,167.13, 577,082.45 and 236,879.01

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Solution

The fourth proportional to 418,167.13, 577,082.45 and 236,879.01 is: 326,899.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,167.13 : 577,082.45 = 236,879.01 : x
  2. Step 2: Convert to fraction form
    418,167.13/577,082.45 = 236,879.01/x
  3. Step 3: Cross multiply
    418,167.13x = 577,082.45 × 236,879.01
  4. Step 4: Simplify right side
    418,167.13x = 136,698,717,747.31
  5. Step 5: Solve for x
    x = 136,698,717,747.31/418,167.13
  6. Step 6: Final answer
    x = 326,899.72

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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.