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Finding the Fourth Proportional to 169,816.20, 238,092.60 and 169,816.20

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Solution

The fourth proportional to 169,816.20, 238,092.60 and 169,816.20 is: 238,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,816.20 : 238,092.60 = 169,816.20 : x
  2. Step 2: Convert to fraction form
    169,816.20/238,092.60 = 169,816.20/x
  3. Step 3: Cross multiply
    169,816.20x = 238,092.60 × 169,816.20
  4. Step 4: Simplify right side
    169,816.20x = 40,431,980,580.12
  5. Step 5: Solve for x
    x = 40,431,980,580.12/169,816.20
  6. Step 6: Final answer
    x = 238,092.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.