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Finding the Fourth Proportional to 1,789,732.04, 2,469,830.60 and 984,916.04

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Solution

The fourth proportional to 1,789,732.04, 2,469,830.60 and 984,916.04 is: 1,359,184.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,732.04 : 2,469,830.60 = 984,916.04 : x
  2. Step 2: Convert to fraction form
    1,789,732.04/2,469,830.60 = 984,916.04/x
  3. Step 3: Cross multiply
    1,789,732.04x = 2,469,830.60 × 984,916.04
  4. Step 4: Simplify right side
    1,789,732.04x = 2,432,575,774,022.82
  5. Step 5: Solve for x
    x = 2,432,575,774,022.82/1,789,732.04
  6. Step 6: Final answer
    x = 1,359,184.35

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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.