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Finding the Fourth Proportional to 434,368.11, 650,984.72 and 242,234.88

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Solution

The fourth proportional to 434,368.11, 650,984.72 and 242,234.88 is: 363,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,368.11 : 650,984.72 = 242,234.88 : x
  2. Step 2: Convert to fraction form
    434,368.11/650,984.72 = 242,234.88/x
  3. Step 3: Cross multiply
    434,368.11x = 650,984.72 × 242,234.88
  4. Step 4: Simplify right side
    434,368.11x = 157,691,202,881.70
  5. Step 5: Solve for x
    x = 157,691,202,881.70/434,368.11
  6. Step 6: Final answer
    x = 363,035.86

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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.