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Finding the Fourth Proportional to 1,768,992, 2,653,902.72 and 587,040

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Solution

The fourth proportional to 1,768,992, 2,653,902.72 and 587,040 is: 880,697.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,992 : 2,653,902.72 = 587,040 : x
  2. Step 2: Convert to fraction form
    1,768,992/2,653,902.72 = 587,040/x
  3. Step 3: Cross multiply
    1,768,992x = 2,653,902.72 × 587,040
  4. Step 4: Simplify right side
    1,768,992x = 1,557,947,052,748.80
  5. Step 5: Solve for x
    x = 1,557,947,052,748.80/1,768,992
  6. Step 6: Final answer
    x = 880,697.62

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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.