Home / 527,995.34-791,912.81-173,001.50

Finding the Fourth Proportional to 527,995.34, 791,912.81 and 173,001.50

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Solution

The fourth proportional to 527,995.34, 791,912.81 and 173,001.50 is: 259,475.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,995.34 : 791,912.81 = 173,001.50 : x
  2. Step 2: Convert to fraction form
    527,995.34/791,912.81 = 173,001.50/x
  3. Step 3: Cross multiply
    527,995.34x = 791,912.81 × 173,001.50
  4. Step 4: Simplify right side
    527,995.34x = 137,002,100,472.16
  5. Step 5: Solve for x
    x = 137,002,100,472.16/527,995.34
  6. Step 6: Final answer
    x = 259,475.97

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Double scale
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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.