Home / 816,175.60-1,224,263.40-564,233.20

Finding the Fourth Proportional to 816,175.60, 1,224,263.40 and 564,233.20

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Solution

The fourth proportional to 816,175.60, 1,224,263.40 and 564,233.20 is: 846,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,175.60 : 1,224,263.40 = 564,233.20 : x
  2. Step 2: Convert to fraction form
    816,175.60/1,224,263.40 = 564,233.20/x
  3. Step 3: Cross multiply
    816,175.60x = 1,224,263.40 × 564,233.20
  4. Step 4: Simplify right side
    816,175.60x = 690,770,055,824.88
  5. Step 5: Solve for x
    x = 690,770,055,824.88/816,175.60
  6. Step 6: Final answer
    x = 846,349.80

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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.