Home / 733,636.80-1,100,455.20-307,098.90

Finding the Fourth Proportional to 733,636.80, 1,100,455.20 and 307,098.90

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Solution

The fourth proportional to 733,636.80, 1,100,455.20 and 307,098.90 is: 460,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,636.80 : 1,100,455.20 = 307,098.90 : x
  2. Step 2: Convert to fraction form
    733,636.80/1,100,455.20 = 307,098.90/x
  3. Step 3: Cross multiply
    733,636.80x = 1,100,455.20 × 307,098.90
  4. Step 4: Simplify right side
    733,636.80x = 337,948,581,419.28
  5. Step 5: Solve for x
    x = 337,948,581,419.28/733,636.80
  6. Step 6: Final answer
    x = 460,648.35

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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.