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Finding the Fourth Proportional to 181,744.40, 272,616.60 and 170,080.40

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Solution

The fourth proportional to 181,744.40, 272,616.60 and 170,080.40 is: 255,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,744.40 : 272,616.60 = 170,080.40 : x
  2. Step 2: Convert to fraction form
    181,744.40/272,616.60 = 170,080.40/x
  3. Step 3: Cross multiply
    181,744.40x = 272,616.60 × 170,080.40
  4. Step 4: Simplify right side
    181,744.40x = 46,366,740,374.64
  5. Step 5: Solve for x
    x = 46,366,740,374.64/181,744.40
  6. Step 6: Final answer
    x = 255,120.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.