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Finding the Third Proportional to 18,130,255.50 and 28,114,470

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Solution

The third proportional to 18,130,255.50 and 28,114,470 is: 43,596,926.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,130,255.50 : 28,114,470 = 28,114,470 : x
  2. Step 2: Convert to fraction form
    18,130,255.50/28,114,470 = 28,114,470/x
  3. Step 3: Cross multiply
    18,130,255.50x = 28,114,470 × 28,114,470
  4. Step 4: Simplify right side
    18,130,255.50x = 790,423,423,380,900
  5. Step 5: Solve for x
    x = 790,423,423,380,900/18,130,255.50
  6. Step 6: Final answer
    x = 43,596,926.88

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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.