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Finding the Fourth Proportional to 17,502,652.40, 26,253,978.60 and 4,723,136.60

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Solution

The fourth proportional to 17,502,652.40, 26,253,978.60 and 4,723,136.60 is: 7,084,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,502,652.40 : 26,253,978.60 = 4,723,136.60 : x
  2. Step 2: Convert to fraction form
    17,502,652.40/26,253,978.60 = 4,723,136.60/x
  3. Step 3: Cross multiply
    17,502,652.40x = 26,253,978.60 × 4,723,136.60
  4. Step 4: Simplify right side
    17,502,652.40x = 124,001,127,221,276.75
  5. Step 5: Solve for x
    x = 124,001,127,221,276.75/17,502,652.40
  6. Step 6: Final answer
    x = 7,084,704.90

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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.