Home / 896,149.33-1,236,679.20-488,249.92

Finding the Fourth Proportional to 896,149.33, 1,236,679.20 and 488,249.92

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Solution

The fourth proportional to 896,149.33, 1,236,679.20 and 488,249.92 is: 673,781.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,149.33 : 1,236,679.20 = 488,249.92 : x
  2. Step 2: Convert to fraction form
    896,149.33/1,236,679.20 = 488,249.92/x
  3. Step 3: Cross multiply
    896,149.33x = 1,236,679.20 × 488,249.92
  4. Step 4: Simplify right side
    896,149.33x = 603,808,520,465.66
  5. Step 5: Solve for x
    x = 603,808,520,465.66/896,149.33
  6. Step 6: Final answer
    x = 673,781.14

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.