Home / 896,149.35-1,236,679.25-488,249.93

Finding the Fourth Proportional to 896,149.35, 1,236,679.25 and 488,249.93

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Solution

The fourth proportional to 896,149.35, 1,236,679.25 and 488,249.93 is: 673,781.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,149.35 : 1,236,679.25 = 488,249.93 : x
  2. Step 2: Convert to fraction form
    896,149.35/1,236,679.25 = 488,249.93/x
  3. Step 3: Cross multiply
    896,149.35x = 1,236,679.25 × 488,249.93
  4. Step 4: Simplify right side
    896,149.35x = 603,808,548,620.31
  5. Step 5: Solve for x
    x = 603,808,548,620.31/896,149.35
  6. Step 6: Final answer
    x = 673,781.16

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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.