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Finding the Fourth Proportional to 6,799,504.80, 10,199,257.20 and 6,799,504.80

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Solution

The fourth proportional to 6,799,504.80, 10,199,257.20 and 6,799,504.80 is: 10,199,257.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,799,504.80 : 10,199,257.20 = 6,799,504.80 : x
  2. Step 2: Convert to fraction form
    6,799,504.80/10,199,257.20 = 6,799,504.80/x
  3. Step 3: Cross multiply
    6,799,504.80x = 10,199,257.20 × 6,799,504.80
  4. Step 4: Simplify right side
    6,799,504.80x = 69,349,898,287,834.55
  5. Step 5: Solve for x
    x = 69,349,898,287,834.55/6,799,504.80
  6. Step 6: Final answer
    x = 10,199,257.20

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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.