Home / 516,827.07-775,240.61-161,868.87

Finding the Fourth Proportional to 516,827.07, 775,240.61 and 161,868.87

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Solution

The fourth proportional to 516,827.07, 775,240.61 and 161,868.87 is: 242,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,827.07 : 775,240.61 = 161,868.87 : x
  2. Step 2: Convert to fraction form
    516,827.07/775,240.61 = 161,868.87/x
  3. Step 3: Cross multiply
    516,827.07x = 775,240.61 × 161,868.87
  4. Step 4: Simplify right side
    516,827.07x = 125,487,316,833.26
  5. Step 5: Solve for x
    x = 125,487,316,833.26/516,827.07
  6. Step 6: Final answer
    x = 242,803.30

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Similar ratio
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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.