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Finding the Fourth Proportional to 1,636,562, 2,454,930.48 and 514,718.48

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Solution

The fourth proportional to 1,636,562, 2,454,930.48 and 514,718.48 is: 772,105.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,562 : 2,454,930.48 = 514,718.48 : x
  2. Step 2: Convert to fraction form
    1,636,562/2,454,930.48 = 514,718.48/x
  3. Step 3: Cross multiply
    1,636,562x = 2,454,930.48 × 514,718.48
  4. Step 4: Simplify right side
    1,636,562x = 1,263,598,085,171.27
  5. Step 5: Solve for x
    x = 1,263,598,085,171.27/1,636,562
  6. Step 6: Final answer
    x = 772,105.23

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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.