Home / 629,074.27-868,116.45-342,599.14

Finding the Fourth Proportional to 629,074.27, 868,116.45 and 342,599.14

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Solution

The fourth proportional to 629,074.27, 868,116.45 and 342,599.14 is: 472,783.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,074.27 : 868,116.45 = 342,599.14 : x
  2. Step 2: Convert to fraction form
    629,074.27/868,116.45 = 342,599.14/x
  3. Step 3: Cross multiply
    629,074.27x = 868,116.45 × 342,599.14
  4. Step 4: Simplify right side
    629,074.27x = 297,415,949,189.85
  5. Step 5: Solve for x
    x = 297,415,949,189.85/629,074.27
  6. Step 6: Final answer
    x = 472,783.52

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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.