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Finding the Fourth Proportional to 259,448.66, 358,023.71 and 150,544.56

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Solution

The fourth proportional to 259,448.66, 358,023.71 and 150,544.56 is: 207,742.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,448.66 : 358,023.71 = 150,544.56 : x
  2. Step 2: Convert to fraction form
    259,448.66/358,023.71 = 150,544.56/x
  3. Step 3: Cross multiply
    259,448.66x = 358,023.71 × 150,544.56
  4. Step 4: Simplify right side
    259,448.66x = 53,898,523,610.47
  5. Step 5: Solve for x
    x = 53,898,523,610.47/259,448.66
  6. Step 6: Final answer
    x = 207,742.54

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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.