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Finding the Third Proportional to 13,361,200.88 and 20,655,377.50

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Solution

The third proportional to 13,361,200.88 and 20,655,377.50 is: 31,931,607.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,361,200.88 : 20,655,377.50 = 20,655,377.50 : x
  2. Step 2: Convert to fraction form
    13,361,200.88/20,655,377.50 = 20,655,377.50/x
  3. Step 3: Cross multiply
    13,361,200.88x = 20,655,377.50 × 20,655,377.50
  4. Step 4: Simplify right side
    13,361,200.88x = 426,644,619,667,506.25
  5. Step 5: Solve for x
    x = 426,644,619,667,506.25/13,361,200.88
  6. Step 6: Final answer
    x = 31,931,607.32

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.