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Finding the Third Proportional to 162,931.50 and 235,968.19

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Solution

The third proportional to 162,931.50 and 235,968.19 is: 341,744.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,931.50 : 235,968.19 = 235,968.19 : x
  2. Step 2: Convert to fraction form
    162,931.50/235,968.19 = 235,968.19/x
  3. Step 3: Cross multiply
    162,931.50x = 235,968.19 × 235,968.19
  4. Step 4: Simplify right side
    162,931.50x = 55,680,985,512.04
  5. Step 5: Solve for x
    x = 55,680,985,512.04/162,931.50
  6. Step 6: Final answer
    x = 341,744.75

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.