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Finding the Fourth Proportional to 151,898.58, 207,798.30 and 151,258.92

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Solution

The fourth proportional to 151,898.58, 207,798.30 and 151,258.92 is: 206,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,898.58 : 207,798.30 = 151,258.92 : x
  2. Step 2: Convert to fraction form
    151,898.58/207,798.30 = 151,258.92/x
  3. Step 3: Cross multiply
    151,898.58x = 207,798.30 × 151,258.92
  4. Step 4: Simplify right side
    151,898.58x = 31,431,346,435.84
  5. Step 5: Solve for x
    x = 31,431,346,435.84/151,898.58
  6. Step 6: Final answer
    x = 206,923.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.