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Finding the Fourth Proportional to 232,881.60, 349,744.80 and 203,851.20

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Solution

The fourth proportional to 232,881.60, 349,744.80 and 203,851.20 is: 306,146.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,881.60 : 349,744.80 = 203,851.20 : x
  2. Step 2: Convert to fraction form
    232,881.60/349,744.80 = 203,851.20/x
  3. Step 3: Cross multiply
    232,881.60x = 349,744.80 × 203,851.20
  4. Step 4: Simplify right side
    232,881.60x = 71,295,897,173.76
  5. Step 5: Solve for x
    x = 71,295,897,173.76/232,881.60
  6. Step 6: Final answer
    x = 306,146.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.