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Finding the Fourth Proportional to 2,553,155.04, 3,829,829.76 and 955,549.92

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Solution

The fourth proportional to 2,553,155.04, 3,829,829.76 and 955,549.92 is: 1,433,361.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,155.04 : 3,829,829.76 = 955,549.92 : x
  2. Step 2: Convert to fraction form
    2,553,155.04/3,829,829.76 = 955,549.92/x
  3. Step 3: Cross multiply
    2,553,155.04x = 3,829,829.76 × 955,549.92
  4. Step 4: Simplify right side
    2,553,155.04x = 3,659,593,520,781.62
  5. Step 5: Solve for x
    x = 3,659,593,520,781.62/2,553,155.04
  6. Step 6: Final answer
    x = 1,433,361.26

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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.