Home / 875,227.82-1,207,562.46-569,753.78

Finding the Fourth Proportional to 875,227.82, 1,207,562.46 and 569,753.78

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Solution

The fourth proportional to 875,227.82, 1,207,562.46 and 569,753.78 is: 786,096.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,227.82 : 1,207,562.46 = 569,753.78 : x
  2. Step 2: Convert to fraction form
    875,227.82/1,207,562.46 = 569,753.78/x
  3. Step 3: Cross multiply
    875,227.82x = 1,207,562.46 × 569,753.78
  4. Step 4: Simplify right side
    875,227.82x = 688,013,276,171.10
  5. Step 5: Solve for x
    x = 688,013,276,171.10/875,227.82
  6. Step 6: Final answer
    x = 786,096.21

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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.