Home / 637,961.39-956,910.28-238,572.80

Finding the Fourth Proportional to 637,961.39, 956,910.28 and 238,572.80

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Solution

The fourth proportional to 637,961.39, 956,910.28 and 238,572.80 is: 357,847.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,961.39 : 956,910.28 = 238,572.80 : x
  2. Step 2: Convert to fraction form
    637,961.39/956,910.28 = 238,572.80/x
  3. Step 3: Cross multiply
    637,961.39x = 956,910.28 × 238,572.80
  4. Step 4: Simplify right side
    637,961.39x = 228,292,764,848.38
  5. Step 5: Solve for x
    x = 228,292,764,848.38/637,961.39
  6. Step 6: Final answer
    x = 357,847.31

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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.