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Finding the Fourth Proportional to 353,727.95, 530,258.38 and 176,067.01

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Solution

The fourth proportional to 353,727.95, 530,258.38 and 176,067.01 is: 263,934.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,727.95 : 530,258.38 = 176,067.01 : x
  2. Step 2: Convert to fraction form
    353,727.95/530,258.38 = 176,067.01/x
  3. Step 3: Cross multiply
    353,727.95x = 530,258.38 × 176,067.01
  4. Step 4: Simplify right side
    353,727.95x = 93,361,007,494.04
  5. Step 5: Solve for x
    x = 93,361,007,494.04/353,727.95
  6. Step 6: Final answer
    x = 263,934.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.