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Finding the Fourth Proportional to 2,360.56, 3,542.20 and 973.64

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Solution

The fourth proportional to 2,360.56, 3,542.20 and 973.64 is: 1,461.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,360.56 : 3,542.20 = 973.64 : x
  2. Step 2: Convert to fraction form
    2,360.56/3,542.20 = 973.64/x
  3. Step 3: Cross multiply
    2,360.56x = 3,542.20 × 973.64
  4. Step 4: Simplify right side
    2,360.56x = 3,448,812.33
  5. Step 5: Solve for x
    x = 3,448,812.33/2,360.56
  6. Step 6: Final answer
    x = 1,461.02

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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.