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Finding the Fourth Proportional to 5,806,769.85, 8,709,591.55 and 1,763,292.64

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Solution

The fourth proportional to 5,806,769.85, 8,709,591.55 and 1,763,292.64 is: 2,644,767.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,806,769.85 : 8,709,591.55 = 1,763,292.64 : x
  2. Step 2: Convert to fraction form
    5,806,769.85/8,709,591.55 = 1,763,292.64/x
  3. Step 3: Cross multiply
    5,806,769.85x = 8,709,591.55 × 1,763,292.64
  4. Step 4: Simplify right side
    5,806,769.85x = 15,357,558,677,521.19
  5. Step 5: Solve for x
    x = 15,357,558,677,521.19/5,806,769.85
  6. Step 6: Final answer
    x = 2,644,767.93

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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.