Home / 938,388.72-1,296,052.46-617,531.11

Finding the Fourth Proportional to 938,388.72, 1,296,052.46 and 617,531.11

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Solution

The fourth proportional to 938,388.72, 1,296,052.46 and 617,531.11 is: 852,901.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,388.72 : 1,296,052.46 = 617,531.11 : x
  2. Step 2: Convert to fraction form
    938,388.72/1,296,052.46 = 617,531.11/x
  3. Step 3: Cross multiply
    938,388.72x = 1,296,052.46 × 617,531.11
  4. Step 4: Simplify right side
    938,388.72x = 800,352,714,242.03
  5. Step 5: Solve for x
    x = 800,352,714,242.03/938,388.72
  6. Step 6: Final answer
    x = 852,901.04

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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.