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Finding the Fourth Proportional to 733,559.70, 1,100,339.55 and 728,894.10

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Solution

The fourth proportional to 733,559.70, 1,100,339.55 and 728,894.10 is: 1,093,341.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,559.70 : 1,100,339.55 = 728,894.10 : x
  2. Step 2: Convert to fraction form
    733,559.70/1,100,339.55 = 728,894.10/x
  3. Step 3: Cross multiply
    733,559.70x = 1,100,339.55 × 728,894.10
  4. Step 4: Simplify right side
    733,559.70x = 802,031,005,991.66
  5. Step 5: Solve for x
    x = 802,031,005,991.66/733,559.70
  6. Step 6: Final answer
    x = 1,093,341.15

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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.