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Finding the Fourth Proportional to 344,853.72, 517,279.86 and 95,535

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Solution

The fourth proportional to 344,853.72, 517,279.86 and 95,535 is: 143,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,853.72 : 517,279.86 = 95,535 : x
  2. Step 2: Convert to fraction form
    344,853.72/517,279.86 = 95,535/x
  3. Step 3: Cross multiply
    344,853.72x = 517,279.86 × 95,535
  4. Step 4: Simplify right side
    344,853.72x = 49,418,331,425.10
  5. Step 5: Solve for x
    x = 49,418,331,425.10/344,853.72
  6. Step 6: Final answer
    x = 143,302.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.