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Finding the Fourth Proportional to 568,252.39, 784,206.60 and 323,230.81

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Solution

The fourth proportional to 568,252.39, 784,206.60 and 323,230.81 is: 446,068.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,252.39 : 784,206.60 = 323,230.81 : x
  2. Step 2: Convert to fraction form
    568,252.39/784,206.60 = 323,230.81/x
  3. Step 3: Cross multiply
    568,252.39x = 784,206.60 × 323,230.81
  4. Step 4: Simplify right side
    568,252.39x = 253,479,734,525.35
  5. Step 5: Solve for x
    x = 253,479,734,525.35/568,252.39
  6. Step 6: Final answer
    x = 446,068.93

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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.