Home / 929,652.89-1,282,923.45-516,190.43

Finding the Fourth Proportional to 929,652.89, 1,282,923.45 and 516,190.43

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Solution

The fourth proportional to 929,652.89, 1,282,923.45 and 516,190.43 is: 712,344.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,652.89 : 1,282,923.45 = 516,190.43 : x
  2. Step 2: Convert to fraction form
    929,652.89/1,282,923.45 = 516,190.43/x
  3. Step 3: Cross multiply
    929,652.89x = 1,282,923.45 × 516,190.43
  4. Step 4: Simplify right side
    929,652.89x = 662,232,800,897.97
  5. Step 5: Solve for x
    x = 662,232,800,897.97/929,652.89
  6. Step 6: Final answer
    x = 712,344.16

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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.