Home / 864,175.93-1,192,561.85-482,202.74

Finding the Fourth Proportional to 864,175.93, 1,192,561.85 and 482,202.74

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Solution

The fourth proportional to 864,175.93, 1,192,561.85 and 482,202.74 is: 665,439.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,175.93 : 1,192,561.85 = 482,202.74 : x
  2. Step 2: Convert to fraction form
    864,175.93/1,192,561.85 = 482,202.74/x
  3. Step 3: Cross multiply
    864,175.93x = 1,192,561.85 × 482,202.74
  4. Step 4: Simplify right side
    864,175.93x = 575,056,595,876.38
  5. Step 5: Solve for x
    x = 575,056,595,876.38/864,175.93
  6. Step 6: Final answer
    x = 665,439.27

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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.