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Finding the Fourth Proportional to 8,368,552.80, 12,552,829.20 and 4,117,024.80

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Solution

The fourth proportional to 8,368,552.80, 12,552,829.20 and 4,117,024.80 is: 6,175,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,368,552.80 : 12,552,829.20 = 4,117,024.80 : x
  2. Step 2: Convert to fraction form
    8,368,552.80/12,552,829.20 = 4,117,024.80/x
  3. Step 3: Cross multiply
    8,368,552.80x = 12,552,829.20 × 4,117,024.80
  4. Step 4: Simplify right side
    8,368,552.80x = 51,680,309,126,564.16
  5. Step 5: Solve for x
    x = 51,680,309,126,564.16/8,368,552.80
  6. Step 6: Final answer
    x = 6,175,537.20

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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.