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Finding the Fourth Proportional to 937.03, 1,283.72 and 901.98

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Solution

The fourth proportional to 937.03, 1,283.72 and 901.98 is: 1,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.03 : 1,283.72 = 901.98 : x
  2. Step 2: Convert to fraction form
    937.03/1,283.72 = 901.98/x
  3. Step 3: Cross multiply
    937.03x = 1,283.72 × 901.98
  4. Step 4: Simplify right side
    937.03x = 1,157,881.65
  5. Step 5: Solve for x
    x = 1,157,881.65/937.03
  6. Step 6: Final answer
    x = 1,235.70

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.