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Finding the Fourth Proportional to 5,613,671.55, 7,746,872.24 and 3,035,351.64

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Solution

The fourth proportional to 5,613,671.55, 7,746,872.24 and 3,035,351.64 is: 4,188,788.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613,671.55 : 7,746,872.24 = 3,035,351.64 : x
  2. Step 2: Convert to fraction form
    5,613,671.55/7,746,872.24 = 3,035,351.64/x
  3. Step 3: Cross multiply
    5,613,671.55x = 7,746,872.24 × 3,035,351.64
  4. Step 4: Simplify right side
    5,613,671.55x = 23,514,481,343,377.72
  5. Step 5: Solve for x
    x = 23,514,481,343,377.72/5,613,671.55
  6. Step 6: Final answer
    x = 4,188,788.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.