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Finding the Fourth Proportional to 181,536.40, 272,960.70 and 177,599.80

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Solution

The fourth proportional to 181,536.40, 272,960.70 and 177,599.80 is: 267,041.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,536.40 : 272,960.70 = 177,599.80 : x
  2. Step 2: Convert to fraction form
    181,536.40/272,960.70 = 177,599.80/x
  3. Step 3: Cross multiply
    181,536.40x = 272,960.70 × 177,599.80
  4. Step 4: Simplify right side
    181,536.40x = 48,477,765,727.86
  5. Step 5: Solve for x
    x = 48,477,765,727.86/181,536.40
  6. Step 6: Final answer
    x = 267,041.57

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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.