Home / 929,664.46-1,282,939.62-516,202.14

Finding the Fourth Proportional to 929,664.46, 1,282,939.62 and 516,202.14

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Solution

The fourth proportional to 929,664.46, 1,282,939.62 and 516,202.14 is: 712,360.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,664.46 : 1,282,939.62 = 516,202.14 : x
  2. Step 2: Convert to fraction form
    929,664.46/1,282,939.62 = 516,202.14/x
  3. Step 3: Cross multiply
    929,664.46x = 1,282,939.62 × 516,202.14
  4. Step 4: Simplify right side
    929,664.46x = 662,256,177,334.79
  5. Step 5: Solve for x
    x = 662,256,177,334.79/929,664.46
  6. Step 6: Final answer
    x = 712,360.43

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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.