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Finding the Fourth Proportional to 1,899,046.22, 2,848,569.33 and 636,870.20

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Solution

The fourth proportional to 1,899,046.22, 2,848,569.33 and 636,870.20 is: 955,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,046.22 : 2,848,569.33 = 636,870.20 : x
  2. Step 2: Convert to fraction form
    1,899,046.22/2,848,569.33 = 636,870.20/x
  3. Step 3: Cross multiply
    1,899,046.22x = 2,848,569.33 × 636,870.20
  4. Step 4: Simplify right side
    1,899,046.22x = 1,814,168,904,668.12
  5. Step 5: Solve for x
    x = 1,814,168,904,668.12/1,899,046.22
  6. Step 6: Final answer
    x = 955,305.30

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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.