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Finding the Fourth Proportional to 2,827,801.80, 4,241,702.70 and 2,827,801.80

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Solution

The fourth proportional to 2,827,801.80, 4,241,702.70 and 2,827,801.80 is: 4,241,702.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827,801.80 : 4,241,702.70 = 2,827,801.80 : x
  2. Step 2: Convert to fraction form
    2,827,801.80/4,241,702.70 = 2,827,801.80/x
  3. Step 3: Cross multiply
    2,827,801.80x = 4,241,702.70 × 2,827,801.80
  4. Step 4: Simplify right side
    2,827,801.80x = 11,994,694,530,124.86
  5. Step 5: Solve for x
    x = 11,994,694,530,124.86/2,827,801.80
  6. Step 6: Final answer
    x = 4,241,702.70

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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.