Home / 981,694.20-1,472,541.30-532,630.20

Finding the Fourth Proportional to 981,694.20, 1,472,541.30 and 532,630.20

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Solution

The fourth proportional to 981,694.20, 1,472,541.30 and 532,630.20 is: 798,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,694.20 : 1,472,541.30 = 532,630.20 : x
  2. Step 2: Convert to fraction form
    981,694.20/1,472,541.30 = 532,630.20/x
  3. Step 3: Cross multiply
    981,694.20x = 1,472,541.30 × 532,630.20
  4. Step 4: Simplify right side
    981,694.20x = 784,319,967,127.26
  5. Step 5: Solve for x
    x = 784,319,967,127.26/981,694.20
  6. Step 6: Final answer
    x = 798,945.30

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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.