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Finding the Fourth Proportional to 434,063.31, 598,861.65 and 252,736.40

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Solution

The fourth proportional to 434,063.31, 598,861.65 and 252,736.40 is: 348,691.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,063.31 : 598,861.65 = 252,736.40 : x
  2. Step 2: Convert to fraction form
    434,063.31/598,861.65 = 252,736.40/x
  3. Step 3: Cross multiply
    434,063.31x = 598,861.65 × 252,736.40
  4. Step 4: Simplify right side
    434,063.31x = 151,354,139,963.98
  5. Step 5: Solve for x
    x = 151,354,139,963.98/434,063.31
  6. Step 6: Final answer
    x = 348,691.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.