Home / 996,080.22-1,493,935.65-427,562.28

Finding the Fourth Proportional to 996,080.22, 1,493,935.65 and 427,562.28

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Solution

The fourth proportional to 996,080.22, 1,493,935.65 and 427,562.28 is: 641,264.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,080.22 : 1,493,935.65 = 427,562.28 : x
  2. Step 2: Convert to fraction form
    996,080.22/1,493,935.65 = 427,562.28/x
  3. Step 3: Cross multiply
    996,080.22x = 1,493,935.65 × 427,562.28
  4. Step 4: Simplify right side
    996,080.22x = 638,750,532,687.28
  5. Step 5: Solve for x
    x = 638,750,532,687.28/996,080.22
  6. Step 6: Final answer
    x = 641,264.15

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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.