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Finding the Fourth Proportional to 587,315.26, 880,972.90 and 254,891.26

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Solution

The fourth proportional to 587,315.26, 880,972.90 and 254,891.26 is: 382,336.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,315.26 : 880,972.90 = 254,891.26 : x
  2. Step 2: Convert to fraction form
    587,315.26/880,972.90 = 254,891.26/x
  3. Step 3: Cross multiply
    587,315.26x = 880,972.90 × 254,891.26
  4. Step 4: Simplify right side
    587,315.26x = 224,552,292,506.85
  5. Step 5: Solve for x
    x = 224,552,292,506.85/587,315.26
  6. Step 6: Final answer
    x = 382,336.89

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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.