Home / 745,764.90-1,118,793.15-296,409.30

Finding the Fourth Proportional to 745,764.90, 1,118,793.15 and 296,409.30

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Solution

The fourth proportional to 745,764.90, 1,118,793.15 and 296,409.30 is: 444,671.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,764.90 : 1,118,793.15 = 296,409.30 : x
  2. Step 2: Convert to fraction form
    745,764.90/1,118,793.15 = 296,409.30/x
  3. Step 3: Cross multiply
    745,764.90x = 1,118,793.15 × 296,409.30
  4. Step 4: Simplify right side
    745,764.90x = 331,620,694,436.30
  5. Step 5: Solve for x
    x = 331,620,694,436.30/745,764.90
  6. Step 6: Final answer
    x = 444,671.90

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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.