Home / 510,286.14-704,194.23-316,621.83

Finding the Fourth Proportional to 510,286.14, 704,194.23 and 316,621.83

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Solution

The fourth proportional to 510,286.14, 704,194.23 and 316,621.83 is: 436,937.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,286.14 : 704,194.23 = 316,621.83 : x
  2. Step 2: Convert to fraction form
    510,286.14/704,194.23 = 316,621.83/x
  3. Step 3: Cross multiply
    510,286.14x = 704,194.23 × 316,621.83
  4. Step 4: Simplify right side
    510,286.14x = 222,963,265,778.04
  5. Step 5: Solve for x
    x = 222,963,265,778.04/510,286.14
  6. Step 6: Final answer
    x = 436,937.73

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1.5x scale

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.