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Finding the Fourth Proportional to 937.89, 1,294.07 and 588.33

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Solution

The fourth proportional to 937.89, 1,294.07 and 588.33 is: 811.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    937.89 : 1,294.07 = 588.33 : x
  2. Step 2: Convert to fraction form
    937.89/1,294.07 = 588.33/x
  3. Step 3: Cross multiply
    937.89x = 1,294.07 × 588.33
  4. Step 4: Simplify right side
    937.89x = 761,337.26
  5. Step 5: Solve for x
    x = 761,337.26/937.89
  6. Step 6: Final answer
    x = 811.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.