Home / 331,459.59-457,218.86-234,554.43

Finding the Fourth Proportional to 331,459.59, 457,218.86 and 234,554.43

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Solution

The fourth proportional to 331,459.59, 457,218.86 and 234,554.43 is: 323,546.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,459.59 : 457,218.86 = 234,554.43 : x
  2. Step 2: Convert to fraction form
    331,459.59/457,218.86 = 234,554.43/x
  3. Step 3: Cross multiply
    331,459.59x = 457,218.86 × 234,554.43
  4. Step 4: Simplify right side
    331,459.59x = 107,242,707,363.12
  5. Step 5: Solve for x
    x = 107,242,707,363.12/331,459.59
  6. Step 6: Final answer
    x = 323,546.86

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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.