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Finding the Fourth Proportional to 633,123.38, 950,197.11 and 490,630.77

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Solution

The fourth proportional to 633,123.38, 950,197.11 and 490,630.77 is: 736,342.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,123.38 : 950,197.11 = 490,630.77 : x
  2. Step 2: Convert to fraction form
    633,123.38/950,197.11 = 490,630.77/x
  3. Step 3: Cross multiply
    633,123.38x = 950,197.11 × 490,630.77
  4. Step 4: Simplify right side
    633,123.38x = 466,195,939,731.08
  5. Step 5: Solve for x
    x = 466,195,939,731.08/633,123.38
  6. Step 6: Final answer
    x = 736,342.96

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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.