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Finding the Fourth Proportional to 656,580.87, 984,585.29 and 348,765.51

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Solution

The fourth proportional to 656,580.87, 984,585.29 and 348,765.51 is: 522,996.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,580.87 : 984,585.29 = 348,765.51 : x
  2. Step 2: Convert to fraction form
    656,580.87/984,585.29 = 348,765.51/x
  3. Step 3: Cross multiply
    656,580.87x = 984,585.29 × 348,765.51
  4. Step 4: Simplify right side
    656,580.87x = 343,389,389,061.52
  5. Step 5: Solve for x
    x = 343,389,389,061.52/656,580.87
  6. Step 6: Final answer
    x = 522,996.34

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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.