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Finding the Third Proportional to 4,914,551.60 and 7,692,685.17

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Solution

The third proportional to 4,914,551.60 and 7,692,685.17 is: 12,041,262.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,551.60 : 7,692,685.17 = 7,692,685.17 : x
  2. Step 2: Convert to fraction form
    4,914,551.60/7,692,685.17 = 7,692,685.17/x
  3. Step 3: Cross multiply
    4,914,551.60x = 7,692,685.17 × 7,692,685.17
  4. Step 4: Simplify right side
    4,914,551.60x = 59,177,405,153,585.50
  5. Step 5: Solve for x
    x = 59,177,405,153,585.50/4,914,551.60
  6. Step 6: Final answer
    x = 12,041,262.35

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.