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Finding the Fourth Proportional to 356,410.74, 534,560.21 and 116,522.97

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Solution

The fourth proportional to 356,410.74, 534,560.21 and 116,522.97 is: 174,766.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,410.74 : 534,560.21 = 116,522.97 : x
  2. Step 2: Convert to fraction form
    356,410.74/534,560.21 = 116,522.97/x
  3. Step 3: Cross multiply
    356,410.74x = 534,560.21 × 116,522.97
  4. Step 4: Simplify right side
    356,410.74x = 62,288,543,313.02
  5. Step 5: Solve for x
    x = 62,288,543,313.02/356,410.74
  6. Step 6: Final answer
    x = 174,766.18

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1.5x scale

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.