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Finding the Fourth Proportional to 188,040.68, 280,106.63 and 177,854.52

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Solution

The fourth proportional to 188,040.68, 280,106.63 and 177,854.52 is: 264,933.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,040.68 : 280,106.63 = 177,854.52 : x
  2. Step 2: Convert to fraction form
    188,040.68/280,106.63 = 177,854.52/x
  3. Step 3: Cross multiply
    188,040.68x = 280,106.63 × 177,854.52
  4. Step 4: Simplify right side
    188,040.68x = 49,818,230,227.47
  5. Step 5: Solve for x
    x = 49,818,230,227.47/188,040.68
  6. Step 6: Final answer
    x = 264,933.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.