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Finding the Fourth Proportional to 1,065.33, 1,597.97 and 334.91

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Solution

The fourth proportional to 1,065.33, 1,597.97 and 334.91 is: 502.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065.33 : 1,597.97 = 334.91 : x
  2. Step 2: Convert to fraction form
    1,065.33/1,597.97 = 334.91/x
  3. Step 3: Cross multiply
    1,065.33x = 1,597.97 × 334.91
  4. Step 4: Simplify right side
    1,065.33x = 535,176.13
  5. Step 5: Solve for x
    x = 535,176.13/1,065.33
  6. Step 6: Final answer
    x = 502.36

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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.