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Finding the Fourth Proportional to 221,394.69, 332,426.48 and 176,889.33

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Solution

The fourth proportional to 221,394.69, 332,426.48 and 176,889.33 is: 265,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,394.69 : 332,426.48 = 176,889.33 : x
  2. Step 2: Convert to fraction form
    221,394.69/332,426.48 = 176,889.33/x
  3. Step 3: Cross multiply
    221,394.69x = 332,426.48 × 176,889.33
  4. Step 4: Simplify right side
    221,394.69x = 58,802,696,437.01
  5. Step 5: Solve for x
    x = 58,802,696,437.01/221,394.69
  6. Step 6: Final answer
    x = 265,601.20

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1.5x scale

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.