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Finding the Fourth Proportional to 174,461.88, 262,879.88 and 143,564.88

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Solution

The fourth proportional to 174,461.88, 262,879.88 and 143,564.88 is: 216,324.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,461.88 : 262,879.88 = 143,564.88 : x
  2. Step 2: Convert to fraction form
    174,461.88/262,879.88 = 143,564.88/x
  3. Step 3: Cross multiply
    174,461.88x = 262,879.88 × 143,564.88
  4. Step 4: Simplify right side
    174,461.88x = 37,740,318,426.61
  5. Step 5: Solve for x
    x = 37,740,318,426.61/174,461.88
  6. Step 6: Final answer
    x = 216,324.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.