Home / 516,940.50-775,411.06-161,982.30

Finding the Fourth Proportional to 516,940.50, 775,411.06 and 161,982.30

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Solution

The fourth proportional to 516,940.50, 775,411.06 and 161,982.30 is: 242,973.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,940.50 : 775,411.06 = 161,982.30 : x
  2. Step 2: Convert to fraction form
    516,940.50/775,411.06 = 161,982.30/x
  3. Step 3: Cross multiply
    516,940.50x = 775,411.06 × 161,982.30
  4. Step 4: Simplify right side
    516,940.50x = 125,602,866,944.24
  5. Step 5: Solve for x
    x = 125,602,866,944.24/516,940.50
  6. Step 6: Final answer
    x = 242,973.55

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Similar ratio
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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.