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Finding the Third Proportional to 74,232 and 155,752.50

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Solution

The third proportional to 74,232 and 155,752.50 is: 326,797.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,232 : 155,752.50 = 155,752.50 : x
  2. Step 2: Convert to fraction form
    74,232/155,752.50 = 155,752.50/x
  3. Step 3: Cross multiply
    74,232x = 155,752.50 × 155,752.50
  4. Step 4: Simplify right side
    74,232x = 24,258,841,256.25
  5. Step 5: Solve for x
    x = 24,258,841,256.25/74,232
  6. Step 6: Final answer
    x = 326,797.62

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.