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Finding the Third Proportional to 154,021.50 and 310,330.13

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Solution

The third proportional to 154,021.50 and 310,330.13 is: 625,268.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,021.50 : 310,330.13 = 310,330.13 : x
  2. Step 2: Convert to fraction form
    154,021.50/310,330.13 = 310,330.13/x
  3. Step 3: Cross multiply
    154,021.50x = 310,330.13 × 310,330.13
  4. Step 4: Simplify right side
    154,021.50x = 96,304,786,482.52
  5. Step 5: Solve for x
    x = 96,304,786,482.52/154,021.50
  6. Step 6: Final answer
    x = 625,268.46

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Why These Related Problems?

These problems maintain the same ratio (2.01) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.