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Finding the Fourth Proportional to 360,828.70, 541,243.05 and 173,859.10

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Solution

The fourth proportional to 360,828.70, 541,243.05 and 173,859.10 is: 260,788.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,828.70 : 541,243.05 = 173,859.10 : x
  2. Step 2: Convert to fraction form
    360,828.70/541,243.05 = 173,859.10/x
  3. Step 3: Cross multiply
    360,828.70x = 541,243.05 × 173,859.10
  4. Step 4: Simplify right side
    360,828.70x = 94,100,029,554.26
  5. Step 5: Solve for x
    x = 94,100,029,554.26/360,828.70
  6. Step 6: Final answer
    x = 260,788.65

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Similar ratio
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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.