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Finding the Fourth Proportional to 443,570.59, 612,126.80 and 252,583.97

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Solution

The fourth proportional to 443,570.59, 612,126.80 and 252,583.97 is: 348,565.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,570.59 : 612,126.80 = 252,583.97 : x
  2. Step 2: Convert to fraction form
    443,570.59/612,126.80 = 252,583.97/x
  3. Step 3: Cross multiply
    443,570.59x = 612,126.80 × 252,583.97
  4. Step 4: Simplify right side
    443,570.59x = 154,613,419,449.17
  5. Step 5: Solve for x
    x = 154,613,419,449.17/443,570.59
  6. Step 6: Final answer
    x = 348,565.54

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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.