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Finding the Third Proportional to 12,672,639 and 27,255,055.50

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Solution

The third proportional to 12,672,639 and 27,255,055.50 is: 58,617,471.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,672,639 : 27,255,055.50 = 27,255,055.50 : x
  2. Step 2: Convert to fraction form
    12,672,639/27,255,055.50 = 27,255,055.50/x
  3. Step 3: Cross multiply
    12,672,639x = 27,255,055.50 × 27,255,055.50
  4. Step 4: Simplify right side
    12,672,639x = 742,838,050,308,080.25
  5. Step 5: Solve for x
    x = 742,838,050,308,080.25/12,672,639
  6. Step 6: Final answer
    x = 58,617,471.10

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.