Home / 381,331.43-526,483.89-236,291.13

Finding the Fourth Proportional to 381,331.43, 526,483.89 and 236,291.13

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Solution

The fourth proportional to 381,331.43, 526,483.89 and 236,291.13 is: 326,234.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,331.43 : 526,483.89 = 236,291.13 : x
  2. Step 2: Convert to fraction form
    381,331.43/526,483.89 = 236,291.13/x
  3. Step 3: Cross multiply
    381,331.43x = 526,483.89 × 236,291.13
  4. Step 4: Simplify right side
    381,331.43x = 124,403,473,294.90
  5. Step 5: Solve for x
    x = 124,403,473,294.90/381,331.43
  6. Step 6: Final answer
    x = 326,234.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.