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Finding the Fourth Proportional to 6,507,951.01, 8,981,404.68 and 3,607,464.13

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Solution

The fourth proportional to 6,507,951.01, 8,981,404.68 and 3,607,464.13 is: 4,978,540.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,507,951.01 : 8,981,404.68 = 3,607,464.13 : x
  2. Step 2: Convert to fraction form
    6,507,951.01/8,981,404.68 = 3,607,464.13/x
  3. Step 3: Cross multiply
    6,507,951.01x = 8,981,404.68 × 3,607,464.13
  4. Step 4: Simplify right side
    6,507,951.01x = 32,400,095,220,114.12
  5. Step 5: Solve for x
    x = 32,400,095,220,114.12/6,507,951.01
  6. Step 6: Final answer
    x = 4,978,540.12

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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.