Home / 929,663.46-1,282,938.24-516,201.14

Finding the Fourth Proportional to 929,663.46, 1,282,938.24 and 516,201.14

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Solution

The fourth proportional to 929,663.46, 1,282,938.24 and 516,201.14 is: 712,359.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,663.46 : 1,282,938.24 = 516,201.14 : x
  2. Step 2: Convert to fraction form
    929,663.46/1,282,938.24 = 516,201.14/x
  3. Step 3: Cross multiply
    929,663.46x = 1,282,938.24 × 516,201.14
  4. Step 4: Simplify right side
    929,663.46x = 662,254,175,622.90
  5. Step 5: Solve for x
    x = 662,254,175,622.90/929,663.46
  6. Step 6: Final answer
    x = 712,359.05

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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.