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Finding the Fourth Proportional to 248,484.60, 342,671.34 and 166,996.92

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Solution

The fourth proportional to 248,484.60, 342,671.34 and 166,996.92 is: 230,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,484.60 : 342,671.34 = 166,996.92 : x
  2. Step 2: Convert to fraction form
    248,484.60/342,671.34 = 166,996.92/x
  3. Step 3: Cross multiply
    248,484.60x = 342,671.34 × 166,996.92
  4. Step 4: Simplify right side
    248,484.60x = 57,225,058,352.27
  5. Step 5: Solve for x
    x = 57,225,058,352.27/248,484.60
  6. Step 6: Final answer
    x = 230,296.20

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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.