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Finding the Third Proportional to 124,810.88 and 190,436.06

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Solution

The third proportional to 124,810.88 and 190,436.06 is: 290,566.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,810.88 : 190,436.06 = 190,436.06 : x
  2. Step 2: Convert to fraction form
    124,810.88/190,436.06 = 190,436.06/x
  3. Step 3: Cross multiply
    124,810.88x = 190,436.06 × 190,436.06
  4. Step 4: Simplify right side
    124,810.88x = 36,265,893,900.50
  5. Step 5: Solve for x
    x = 36,265,893,900.50/124,810.88
  6. Step 6: Final answer
    x = 290,566.78

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.