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Finding the Fourth Proportional to 839,855.61, 1,260,595.03 and 794,338.47

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Solution

The fourth proportional to 839,855.61, 1,260,595.03 and 794,338.47 is: 1,192,275.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,855.61 : 1,260,595.03 = 794,338.47 : x
  2. Step 2: Convert to fraction form
    839,855.61/1,260,595.03 = 794,338.47/x
  3. Step 3: Cross multiply
    839,855.61x = 1,260,595.03 × 794,338.47
  4. Step 4: Simplify right side
    839,855.61x = 1,001,339,126,254.16
  5. Step 5: Solve for x
    x = 1,001,339,126,254.16/839,855.61
  6. Step 6: Final answer
    x = 1,192,275.34

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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.