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Finding the Fourth Proportional to 1,497.69, 2,246.58 and 523.89

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Solution

The fourth proportional to 1,497.69, 2,246.58 and 523.89 is: 785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.69 : 2,246.58 = 523.89 : x
  2. Step 2: Convert to fraction form
    1,497.69/2,246.58 = 523.89/x
  3. Step 3: Cross multiply
    1,497.69x = 2,246.58 × 523.89
  4. Step 4: Simplify right side
    1,497.69x = 1,176,960.80
  5. Step 5: Solve for x
    x = 1,176,960.80/1,497.69
  6. Step 6: Final answer
    x = 785.85

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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.