Home / 738,789.38-1,108,246.94-233,215.10

Finding the Fourth Proportional to 738,789.38, 1,108,246.94 and 233,215.10

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Solution

The fourth proportional to 738,789.38, 1,108,246.94 and 233,215.10 is: 349,842.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,789.38 : 1,108,246.94 = 233,215.10 : x
  2. Step 2: Convert to fraction form
    738,789.38/1,108,246.94 = 233,215.10/x
  3. Step 3: Cross multiply
    738,789.38x = 1,108,246.94 × 233,215.10
  4. Step 4: Simplify right side
    738,789.38x = 258,459,920,936.79
  5. Step 5: Solve for x
    x = 258,459,920,936.79/738,789.38
  6. Step 6: Final answer
    x = 349,842.50

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Double scale
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Similar ratio
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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.