Home / 699,568.76-1,049,450.88-344,585.72

Finding the Fourth Proportional to 699,568.76, 1,049,450.88 and 344,585.72

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Solution

The fourth proportional to 699,568.76, 1,049,450.88 and 344,585.72 is: 516,926.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,568.76 : 1,049,450.88 = 344,585.72 : x
  2. Step 2: Convert to fraction form
    699,568.76/1,049,450.88 = 344,585.72/x
  3. Step 3: Cross multiply
    699,568.76x = 1,049,450.88 × 344,585.72
  4. Step 4: Simplify right side
    699,568.76x = 361,625,787,089.43
  5. Step 5: Solve for x
    x = 361,625,787,089.43/699,568.76
  6. Step 6: Final answer
    x = 516,926.72

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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.