Home / 755,639.56-1,133,902.22-542,177.43

Finding the Fourth Proportional to 755,639.56, 1,133,902.22 and 542,177.43

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Solution

The fourth proportional to 755,639.56, 1,133,902.22 and 542,177.43 is: 813,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,639.56 : 1,133,902.22 = 542,177.43 : x
  2. Step 2: Convert to fraction form
    755,639.56/1,133,902.22 = 542,177.43/x
  3. Step 3: Cross multiply
    755,639.56x = 1,133,902.22 × 542,177.43
  4. Step 4: Simplify right side
    755,639.56x = 614,776,184,547.87
  5. Step 5: Solve for x
    x = 614,776,184,547.87/755,639.56
  6. Step 6: Final answer
    x = 813,583.90

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1.5x scale

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.