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Finding the Third Proportional to 19,536,754.50 and 28,719,795.38

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Solution

The third proportional to 19,536,754.50 and 28,719,795.38 is: 42,219,225.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,536,754.50 : 28,719,795.38 = 28,719,795.38 : x
  2. Step 2: Convert to fraction form
    19,536,754.50/28,719,795.38 = 28,719,795.38/x
  3. Step 3: Cross multiply
    19,536,754.50x = 28,719,795.38 × 28,719,795.38
  4. Step 4: Simplify right side
    19,536,754.50x = 824,826,646,381,871.38
  5. Step 5: Solve for x
    x = 824,826,646,381,871.38/19,536,754.50
  6. Step 6: Final answer
    x = 42,219,225.63

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.