Home / 443,862.81-612,499.19-252,841.05

Finding the Fourth Proportional to 443,862.81, 612,499.19 and 252,841.05

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Solution

The fourth proportional to 443,862.81, 612,499.19 and 252,841.05 is: 348,902.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,862.81 : 612,499.19 = 252,841.05 : x
  2. Step 2: Convert to fraction form
    443,862.81/612,499.19 = 252,841.05/x
  3. Step 3: Cross multiply
    443,862.81x = 612,499.19 × 252,841.05
  4. Step 4: Simplify right side
    443,862.81x = 154,864,937,059.54
  5. Step 5: Solve for x
    x = 154,864,937,059.54/443,862.81
  6. Step 6: Final answer
    x = 348,902.71

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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.