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Finding the Fourth Proportional to 1,363,755, 2,045,714.51 and 417,133.92

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Solution

The fourth proportional to 1,363,755, 2,045,714.51 and 417,133.92 is: 625,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,755 : 2,045,714.51 = 417,133.92 : x
  2. Step 2: Convert to fraction form
    1,363,755/2,045,714.51 = 417,133.92/x
  3. Step 3: Cross multiply
    1,363,755x = 2,045,714.51 × 417,133.92
  4. Step 4: Simplify right side
    1,363,755x = 853,336,912,757.18
  5. Step 5: Solve for x
    x = 853,336,912,757.18/1,363,755
  6. Step 6: Final answer
    x = 625,725.96

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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.