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Finding the Fourth Proportional to 349,726.60, 524,589.90 and 349,726.60

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Solution

The fourth proportional to 349,726.60, 524,589.90 and 349,726.60 is: 524,589.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,726.60 : 524,589.90 = 349,726.60 : x
  2. Step 2: Convert to fraction form
    349,726.60/524,589.90 = 349,726.60/x
  3. Step 3: Cross multiply
    349,726.60x = 524,589.90 × 349,726.60
  4. Step 4: Simplify right side
    349,726.60x = 183,463,042,121.34
  5. Step 5: Solve for x
    x = 183,463,042,121.34/349,726.60
  6. Step 6: Final answer
    x = 524,589.90

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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.