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Finding the Fourth Proportional to 418,182.71, 577,120.67 and 236,896.13

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Solution

The fourth proportional to 418,182.71, 577,120.67 and 236,896.13 is: 326,932.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,182.71 : 577,120.67 = 236,896.13 : x
  2. Step 2: Convert to fraction form
    418,182.71/577,120.67 = 236,896.13/x
  3. Step 3: Cross multiply
    418,182.71x = 577,120.67 × 236,896.13
  4. Step 4: Simplify right side
    418,182.71x = 136,717,653,266.01
  5. Step 5: Solve for x
    x = 136,717,653,266.01/418,182.71
  6. Step 6: Final answer
    x = 326,932.82

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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.