Home / 829,519.80-1,244,279.70-576,265.20

Finding the Fourth Proportional to 829,519.80, 1,244,279.70 and 576,265.20

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Solution

The fourth proportional to 829,519.80, 1,244,279.70 and 576,265.20 is: 864,397.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,519.80 : 1,244,279.70 = 576,265.20 : x
  2. Step 2: Convert to fraction form
    829,519.80/1,244,279.70 = 576,265.20/x
  3. Step 3: Cross multiply
    829,519.80x = 1,244,279.70 × 576,265.20
  4. Step 4: Simplify right side
    829,519.80x = 717,035,090,176.44
  5. Step 5: Solve for x
    x = 717,035,090,176.44/829,519.80
  6. Step 6: Final answer
    x = 864,397.80

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Double scale
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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.