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Finding the Fourth Proportional to 567,301.20, 850,951.80 and 512,005.20

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Solution

The fourth proportional to 567,301.20, 850,951.80 and 512,005.20 is: 768,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,301.20 : 850,951.80 = 512,005.20 : x
  2. Step 2: Convert to fraction form
    567,301.20/850,951.80 = 512,005.20/x
  3. Step 3: Cross multiply
    567,301.20x = 850,951.80 × 512,005.20
  4. Step 4: Simplify right side
    567,301.20x = 435,691,746,549.36
  5. Step 5: Solve for x
    x = 435,691,746,549.36/567,301.20
  6. Step 6: Final answer
    x = 768,007.80

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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.