Home / 637,966.38-956,917.77-238,577.79

Finding the Fourth Proportional to 637,966.38, 956,917.77 and 238,577.79

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Solution

The fourth proportional to 637,966.38, 956,917.77 and 238,577.79 is: 357,854.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,966.38 : 956,917.77 = 238,577.79 : x
  2. Step 2: Convert to fraction form
    637,966.38/956,917.77 = 238,577.79/x
  3. Step 3: Cross multiply
    637,966.38x = 956,917.77 × 238,577.79
  4. Step 4: Simplify right side
    637,966.38x = 228,299,326,778.33
  5. Step 5: Solve for x
    x = 228,299,326,778.33/637,966.38
  6. Step 6: Final answer
    x = 357,854.79

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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.