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Finding the Fourth Proportional to 1,063,638, 1,595,470.89 and 353,666.04

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Solution

The fourth proportional to 1,063,638, 1,595,470.89 and 353,666.04 is: 530,503.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,638 : 1,595,470.89 = 353,666.04 : x
  2. Step 2: Convert to fraction form
    1,063,638/1,595,470.89 = 353,666.04/x
  3. Step 3: Cross multiply
    1,063,638x = 1,595,470.89 × 353,666.04
  4. Step 4: Simplify right side
    1,063,638x = 564,263,871,601.58
  5. Step 5: Solve for x
    x = 564,263,871,601.58/1,063,638
  6. Step 6: Final answer
    x = 530,503.68

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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.