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Finding the Fourth Proportional to 896,634.22, 1,344,287 and 541,565.22

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Solution

The fourth proportional to 896,634.22, 1,344,287 and 541,565.22 is: 811,946.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,634.22 : 1,344,287 = 541,565.22 : x
  2. Step 2: Convert to fraction form
    896,634.22/1,344,287 = 541,565.22/x
  3. Step 3: Cross multiply
    896,634.22x = 1,344,287 × 541,565.22
  4. Step 4: Simplify right side
    896,634.22x = 728,019,084,898.14
  5. Step 5: Solve for x
    x = 728,019,084,898.14/896,634.22
  6. Step 6: Final answer
    x = 811,946.58

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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.