Home / 782,714.59-1,080,664.27-601,100.64

Finding the Fourth Proportional to 782,714.59, 1,080,664.27 and 601,100.64

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Solution

The fourth proportional to 782,714.59, 1,080,664.27 and 601,100.64 is: 829,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,714.59 : 1,080,664.27 = 601,100.64 : x
  2. Step 2: Convert to fraction form
    782,714.59/1,080,664.27 = 601,100.64/x
  3. Step 3: Cross multiply
    782,714.59x = 1,080,664.27 × 601,100.64
  4. Step 4: Simplify right side
    782,714.59x = 649,587,982,819.38
  5. Step 5: Solve for x
    x = 649,587,982,819.38/782,714.59
  6. Step 6: Final answer
    x = 829,916.80

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Double scale
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1.5x scale

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.