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Finding the Fourth Proportional to 1,568.66, 2,352.98 and 473.02

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Solution

The fourth proportional to 1,568.66, 2,352.98 and 473.02 is: 709.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568.66 : 2,352.98 = 473.02 : x
  2. Step 2: Convert to fraction form
    1,568.66/2,352.98 = 473.02/x
  3. Step 3: Cross multiply
    1,568.66x = 2,352.98 × 473.02
  4. Step 4: Simplify right side
    1,568.66x = 1,113,006.60
  5. Step 5: Solve for x
    x = 1,113,006.60/1,568.66
  6. Step 6: Final answer
    x = 709.53

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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.