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Finding the Fourth Proportional to 1,552.62, 2,328.73 and 457.10

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Solution

The fourth proportional to 1,552.62, 2,328.73 and 457.10 is: 685.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.62 : 2,328.73 = 457.10 : x
  2. Step 2: Convert to fraction form
    1,552.62/2,328.73 = 457.10/x
  3. Step 3: Cross multiply
    1,552.62x = 2,328.73 × 457.10
  4. Step 4: Simplify right side
    1,552.62x = 1,064,462.48
  5. Step 5: Solve for x
    x = 1,064,462.48/1,552.62
  6. Step 6: Final answer
    x = 685.59

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.