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Finding the Fourth Proportional to 295,648.76, 408,010.11 and 180,891.47

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Solution

The fourth proportional to 295,648.76, 408,010.11 and 180,891.47 is: 249,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,648.76 : 408,010.11 = 180,891.47 : x
  2. Step 2: Convert to fraction form
    295,648.76/408,010.11 = 180,891.47/x
  3. Step 3: Cross multiply
    295,648.76x = 408,010.11 × 180,891.47
  4. Step 4: Simplify right side
    295,648.76x = 73,805,548,914.44
  5. Step 5: Solve for x
    x = 73,805,548,914.44/295,648.76
  6. Step 6: Final answer
    x = 249,639.30

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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.