Home / 871,569.60-1,305,604.80-588,134.40

Finding the Fourth Proportional to 871,569.60, 1,305,604.80 and 588,134.40

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Solution

The fourth proportional to 871,569.60, 1,305,604.80 and 588,134.40 is: 881,020.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,569.60 : 1,305,604.80 = 588,134.40 : x
  2. Step 2: Convert to fraction form
    871,569.60/1,305,604.80 = 588,134.40/x
  3. Step 3: Cross multiply
    871,569.60x = 1,305,604.80 × 588,134.40
  4. Step 4: Simplify right side
    871,569.60x = 767,871,095,685.12
  5. Step 5: Solve for x
    x = 767,871,095,685.12/871,569.60
  6. Step 6: Final answer
    x = 881,020.97

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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.