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Finding the Third Proportional to 70,159.50 and 153,903.38

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Solution

The third proportional to 70,159.50 and 153,903.38 is: 337,605.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,159.50 : 153,903.38 = 153,903.38 : x
  2. Step 2: Convert to fraction form
    70,159.50/153,903.38 = 153,903.38/x
  3. Step 3: Cross multiply
    70,159.50x = 153,903.38 × 153,903.38
  4. Step 4: Simplify right side
    70,159.50x = 23,686,248,836.39
  5. Step 5: Solve for x
    x = 23,686,248,836.39/70,159.50
  6. Step 6: Final answer
    x = 337,605.72

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.