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Finding the Fourth Proportional to 2,431.22, 3,648.04 and 973.22

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Solution

The fourth proportional to 2,431.22, 3,648.04 and 973.22 is: 1,460.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,431.22 : 3,648.04 = 973.22 : x
  2. Step 2: Convert to fraction form
    2,431.22/3,648.04 = 973.22/x
  3. Step 3: Cross multiply
    2,431.22x = 3,648.04 × 973.22
  4. Step 4: Simplify right side
    2,431.22x = 3,550,345.49
  5. Step 5: Solve for x
    x = 3,550,345.49/2,431.22
  6. Step 6: Final answer
    x = 1,460.31

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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.