Home / 749,181.90-1,123,538.58-250,429.26

Finding the Fourth Proportional to 749,181.90, 1,123,538.58 and 250,429.26

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Solution

The fourth proportional to 749,181.90, 1,123,538.58 and 250,429.26 is: 375,565.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,181.90 : 1,123,538.58 = 250,429.26 : x
  2. Step 2: Convert to fraction form
    749,181.90/1,123,538.58 = 250,429.26/x
  3. Step 3: Cross multiply
    749,181.90x = 1,123,538.58 × 250,429.26
  4. Step 4: Simplify right side
    749,181.90x = 281,366,935,170.85
  5. Step 5: Solve for x
    x = 281,366,935,170.85/749,181.90
  6. Step 6: Final answer
    x = 375,565.58

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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.