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Finding the Fourth Proportional to 927,959.83, 1,392,044.88 and 832,604.15

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Solution

The fourth proportional to 927,959.83, 1,392,044.88 and 832,604.15 is: 1,249,000.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,959.83 : 1,392,044.88 = 832,604.15 : x
  2. Step 2: Convert to fraction form
    927,959.83/1,392,044.88 = 832,604.15/x
  3. Step 3: Cross multiply
    927,959.83x = 1,392,044.88 × 832,604.15
  4. Step 4: Simplify right side
    927,959.83x = 1,159,022,346,761.50
  5. Step 5: Solve for x
    x = 1,159,022,346,761.50/927,959.83
  6. Step 6: Final answer
    x = 1,249,000.56

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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.