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Finding the Fourth Proportional to 356,003.40, 534,005.10 and 332,502.60

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Solution

The fourth proportional to 356,003.40, 534,005.10 and 332,502.60 is: 498,753.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,003.40 : 534,005.10 = 332,502.60 : x
  2. Step 2: Convert to fraction form
    356,003.40/534,005.10 = 332,502.60/x
  3. Step 3: Cross multiply
    356,003.40x = 534,005.10 × 332,502.60
  4. Step 4: Simplify right side
    356,003.40x = 177,558,084,163.26
  5. Step 5: Solve for x
    x = 177,558,084,163.26/356,003.40
  6. Step 6: Final answer
    x = 498,753.90

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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.