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Finding the Fourth Proportional to 2,941,874.62, 4,059,762.87 and 1,652,687.86

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Solution

The fourth proportional to 2,941,874.62, 4,059,762.87 and 1,652,687.86 is: 2,280,695.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941,874.62 : 4,059,762.87 = 1,652,687.86 : x
  2. Step 2: Convert to fraction form
    2,941,874.62/4,059,762.87 = 1,652,687.86/x
  3. Step 3: Cross multiply
    2,941,874.62x = 4,059,762.87 × 1,652,687.86
  4. Step 4: Simplify right side
    2,941,874.62x = 6,709,520,809,727.76
  5. Step 5: Solve for x
    x = 6,709,520,809,727.76/2,941,874.62
  6. Step 6: Final answer
    x = 2,280,695.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.