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Finding the Fourth Proportional to 262,240.04, 361,948.56 and 166,728.08

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Solution

The fourth proportional to 262,240.04, 361,948.56 and 166,728.08 is: 230,121.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,240.04 : 361,948.56 = 166,728.08 : x
  2. Step 2: Convert to fraction form
    262,240.04/361,948.56 = 166,728.08/x
  3. Step 3: Cross multiply
    262,240.04x = 361,948.56 × 166,728.08
  4. Step 4: Simplify right side
    262,240.04x = 60,346,988,467.56
  5. Step 5: Solve for x
    x = 60,346,988,467.56/262,240.04
  6. Step 6: Final answer
    x = 230,121.18

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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.