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Finding the Third Proportional to 158,818.50 and 252,807.75

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Solution

The third proportional to 158,818.50 and 252,807.75 is: 402,420.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,818.50 : 252,807.75 = 252,807.75 : x
  2. Step 2: Convert to fraction form
    158,818.50/252,807.75 = 252,807.75/x
  3. Step 3: Cross multiply
    158,818.50x = 252,807.75 × 252,807.75
  4. Step 4: Simplify right side
    158,818.50x = 63,911,758,460.06
  5. Step 5: Solve for x
    x = 63,911,758,460.06/158,818.50
  6. Step 6: Final answer
    x = 402,420.11

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.