Home / 374,984.04-517,478.85-205,229.10

Finding the Fourth Proportional to 374,984.04, 517,478.85 and 205,229.10

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Solution

The fourth proportional to 374,984.04, 517,478.85 and 205,229.10 is: 283,216.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,984.04 : 517,478.85 = 205,229.10 : x
  2. Step 2: Convert to fraction form
    374,984.04/517,478.85 = 205,229.10/x
  3. Step 3: Cross multiply
    374,984.04x = 517,478.85 × 205,229.10
  4. Step 4: Simplify right side
    374,984.04x = 106,201,718,654.54
  5. Step 5: Solve for x
    x = 106,201,718,654.54/374,984.04
  6. Step 6: Final answer
    x = 283,216.64

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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.