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Finding the Fourth Proportional to 8,263,502.80, 12,395,254.20 and 8,263,502.80

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Solution

The fourth proportional to 8,263,502.80, 12,395,254.20 and 8,263,502.80 is: 12,395,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263,502.80 : 12,395,254.20 = 8,263,502.80 : x
  2. Step 2: Convert to fraction form
    8,263,502.80/12,395,254.20 = 8,263,502.80/x
  3. Step 3: Cross multiply
    8,263,502.80x = 12,395,254.20 × 8,263,502.80
  4. Step 4: Simplify right side
    8,263,502.80x = 102,428,217,788,411.75
  5. Step 5: Solve for x
    x = 102,428,217,788,411.75/8,263,502.80
  6. Step 6: Final answer
    x = 12,395,254.20

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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.