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Finding the Fourth Proportional to 656,416.72, 984,537.60 and 183,062.44

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Solution

The fourth proportional to 656,416.72, 984,537.60 and 183,062.44 is: 274,569.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,416.72 : 984,537.60 = 183,062.44 : x
  2. Step 2: Convert to fraction form
    656,416.72/984,537.60 = 183,062.44/x
  3. Step 3: Cross multiply
    656,416.72x = 984,537.60 × 183,062.44
  4. Step 4: Simplify right side
    656,416.72x = 180,231,855,327.74
  5. Step 5: Solve for x
    x = 180,231,855,327.74/656,416.72
  6. Step 6: Final answer
    x = 274,569.26

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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.