Home / 1,644,563.25-2,466,656.42-430,257.10

Finding the Fourth Proportional to 1,644,563.25, 2,466,656.42 and 430,257.10

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Solution

The fourth proportional to 1,644,563.25, 2,466,656.42 and 430,257.10 is: 645,336.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,563.25 : 2,466,656.42 = 430,257.10 : x
  2. Step 2: Convert to fraction form
    1,644,563.25/2,466,656.42 = 430,257.10/x
  3. Step 3: Cross multiply
    1,644,563.25x = 2,466,656.42 × 430,257.10
  4. Step 4: Simplify right side
    1,644,563.25x = 1,061,296,437,965.58
  5. Step 5: Solve for x
    x = 1,061,296,437,965.58/1,644,563.25
  6. Step 6: Final answer
    x = 645,336.35

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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.