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Finding the Fourth Proportional to 3,798,845.70, 5,693,430.15 and 1,552,445.70

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Solution

The fourth proportional to 3,798,845.70, 5,693,430.15 and 1,552,445.70 is: 2,326,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798,845.70 : 5,693,430.15 = 1,552,445.70 : x
  2. Step 2: Convert to fraction form
    3,798,845.70/5,693,430.15 = 1,552,445.70/x
  3. Step 3: Cross multiply
    3,798,845.70x = 5,693,430.15 × 1,552,445.70
  4. Step 4: Simplify right side
    3,798,845.70x = 8,838,741,154,617.86
  5. Step 5: Solve for x
    x = 8,838,741,154,617.86/3,798,845.70
  6. Step 6: Final answer
    x = 2,326,691.28

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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.