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Finding the Third Proportional to 72,484.75 and 149,941.75

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Solution

The third proportional to 72,484.75 and 149,941.75 is: 310,169.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,484.75 : 149,941.75 = 149,941.75 : x
  2. Step 2: Convert to fraction form
    72,484.75/149,941.75 = 149,941.75/x
  3. Step 3: Cross multiply
    72,484.75x = 149,941.75 × 149,941.75
  4. Step 4: Simplify right side
    72,484.75x = 22,482,528,393.06
  5. Step 5: Solve for x
    x = 22,482,528,393.06/72,484.75
  6. Step 6: Final answer
    x = 310,169.08

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.