Home / 627,811.42-941,616.25-172,296.23

Finding the Fourth Proportional to 627,811.42, 941,616.25 and 172,296.23

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Solution

The fourth proportional to 627,811.42, 941,616.25 and 172,296.23 is: 258,416.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,811.42 : 941,616.25 = 172,296.23 : x
  2. Step 2: Convert to fraction form
    627,811.42/941,616.25 = 172,296.23/x
  3. Step 3: Cross multiply
    627,811.42x = 941,616.25 × 172,296.23
  4. Step 4: Simplify right side
    627,811.42x = 162,236,929,981.74
  5. Step 5: Solve for x
    x = 162,236,929,981.74/627,811.42
  6. Step 6: Final answer
    x = 258,416.66

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1.5x scale

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.