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Finding the Fourth Proportional to 248,559.28, 342,894.54 and 168,014.92

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Solution

The fourth proportional to 248,559.28, 342,894.54 and 168,014.92 is: 231,781.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,559.28 : 342,894.54 = 168,014.92 : x
  2. Step 2: Convert to fraction form
    248,559.28/342,894.54 = 168,014.92/x
  3. Step 3: Cross multiply
    248,559.28x = 342,894.54 × 168,014.92
  4. Step 4: Simplify right side
    248,559.28x = 57,611,398,706.54
  5. Step 5: Solve for x
    x = 57,611,398,706.54/248,559.28
  6. Step 6: Final answer
    x = 231,781.32

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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.