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Finding the Fourth Proportional to 374,474.40, 561,711.60 and 224,883.60

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Solution

The fourth proportional to 374,474.40, 561,711.60 and 224,883.60 is: 337,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,474.40 : 561,711.60 = 224,883.60 : x
  2. Step 2: Convert to fraction form
    374,474.40/561,711.60 = 224,883.60/x
  3. Step 3: Cross multiply
    374,474.40x = 561,711.60 × 224,883.60
  4. Step 4: Simplify right side
    374,474.40x = 126,319,726,769.76
  5. Step 5: Solve for x
    x = 126,319,726,769.76/374,474.40
  6. Step 6: Final answer
    x = 337,325.40

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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.