Home / 738,959.58-1,108,432.68-233,520.66

Finding the Fourth Proportional to 738,959.58, 1,108,432.68 and 233,520.66

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Solution

The fourth proportional to 738,959.58, 1,108,432.68 and 233,520.66 is: 350,278.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,959.58 : 1,108,432.68 = 233,520.66 : x
  2. Step 2: Convert to fraction form
    738,959.58/1,108,432.68 = 233,520.66/x
  3. Step 3: Cross multiply
    738,959.58x = 1,108,432.68 × 233,520.66
  4. Step 4: Simplify right side
    738,959.58x = 258,841,930,999.17
  5. Step 5: Solve for x
    x = 258,841,930,999.17/738,959.58
  6. Step 6: Final answer
    x = 350,278.88

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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.