Home / 658,776.92-987,923.34-226,371.76

Finding the Fourth Proportional to 658,776.92, 987,923.34 and 226,371.76

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Solution

The fourth proportional to 658,776.92, 987,923.34 and 226,371.76 is: 339,474.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,776.92 : 987,923.34 = 226,371.76 : x
  2. Step 2: Convert to fraction form
    658,776.92/987,923.34 = 226,371.76/x
  3. Step 3: Cross multiply
    658,776.92x = 987,923.34 × 226,371.76
  4. Step 4: Simplify right side
    658,776.92x = 223,637,945,220.88
  5. Step 5: Solve for x
    x = 223,637,945,220.88/658,776.92
  6. Step 6: Final answer
    x = 339,474.47

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Double scale
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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.