Home / 834,613.20-1,151,767.55-452,640.29

Finding the Fourth Proportional to 834,613.20, 1,151,767.55 and 452,640.29

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Solution

The fourth proportional to 834,613.20, 1,151,767.55 and 452,640.29 is: 624,644.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,613.20 : 1,151,767.55 = 452,640.29 : x
  2. Step 2: Convert to fraction form
    834,613.20/1,151,767.55 = 452,640.29/x
  3. Step 3: Cross multiply
    834,613.20x = 1,151,767.55 × 452,640.29
  4. Step 4: Simplify right side
    834,613.20x = 521,336,393,217.35
  5. Step 5: Solve for x
    x = 521,336,393,217.35/834,613.20
  6. Step 6: Final answer
    x = 624,644.32

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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.