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Finding the Fourth Proportional to 252,637.96, 348,753.78 and 166,647.64

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Solution

The fourth proportional to 252,637.96, 348,753.78 and 166,647.64 is: 230,048.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,637.96 : 348,753.78 = 166,647.64 : x
  2. Step 2: Convert to fraction form
    252,637.96/348,753.78 = 166,647.64/x
  3. Step 3: Cross multiply
    252,637.96x = 348,753.78 × 166,647.64
  4. Step 4: Simplify right side
    252,637.96x = 58,118,994,378.08
  5. Step 5: Solve for x
    x = 58,118,994,378.08/252,637.96
  6. Step 6: Final answer
    x = 230,048.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.