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Finding the Fourth Proportional to 4,797,182.07, 7,193,724.85 and 2,776,820.54

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Solution

The fourth proportional to 4,797,182.07, 7,193,724.85 and 2,776,820.54 is: 4,164,045.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,797,182.07 : 7,193,724.85 = 2,776,820.54 : x
  2. Step 2: Convert to fraction form
    4,797,182.07/7,193,724.85 = 2,776,820.54/x
  3. Step 3: Cross multiply
    4,797,182.07x = 7,193,724.85 × 2,776,820.54
  4. Step 4: Simplify right side
    4,797,182.07x = 19,975,682,897,662.05
  5. Step 5: Solve for x
    x = 19,975,682,897,662.05/4,797,182.07
  6. Step 6: Final answer
    x = 4,164,045.18

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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.