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Finding the Fourth Proportional to 750.97, 1,126.44 and 264.01

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Solution

The fourth proportional to 750.97, 1,126.44 and 264.01 is: 396.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    750.97 : 1,126.44 = 264.01 : x
  2. Step 2: Convert to fraction form
    750.97/1,126.44 = 264.01/x
  3. Step 3: Cross multiply
    750.97x = 1,126.44 × 264.01
  4. Step 4: Simplify right side
    750.97x = 297,385.79
  5. Step 5: Solve for x
    x = 297,385.79/750.97
  6. Step 6: Final answer
    x = 396.00

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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.