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Finding the Fourth Proportional to 443,548.80, 612,068.67 and 252,560.52

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Solution

The fourth proportional to 443,548.80, 612,068.67 and 252,560.52 is: 348,517.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,548.80 : 612,068.67 = 252,560.52 : x
  2. Step 2: Convert to fraction form
    443,548.80/612,068.67 = 252,560.52/x
  3. Step 3: Cross multiply
    443,548.80x = 612,068.67 × 252,560.52
  4. Step 4: Simplify right side
    443,548.80x = 154,584,381,570.91
  5. Step 5: Solve for x
    x = 154,584,381,570.91/443,548.80
  6. Step 6: Final answer
    x = 348,517.19

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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.