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Finding the Fourth Proportional to 1,552.36, 2,329.04 and 456.73

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Solution

The fourth proportional to 1,552.36, 2,329.04 and 456.73 is: 685.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.36 : 2,329.04 = 456.73 : x
  2. Step 2: Convert to fraction form
    1,552.36/2,329.04 = 456.73/x
  3. Step 3: Cross multiply
    1,552.36x = 2,329.04 × 456.73
  4. Step 4: Simplify right side
    1,552.36x = 1,063,728.51
  5. Step 5: Solve for x
    x = 1,063,728.51/1,552.36
  6. Step 6: Final answer
    x = 685.24

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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.