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Finding the Fourth Proportional to 737.70, 1,106.56 and 590.77

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Solution

The fourth proportional to 737.70, 1,106.56 and 590.77 is: 886.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.70 : 1,106.56 = 590.77 : x
  2. Step 2: Convert to fraction form
    737.70/1,106.56 = 590.77/x
  3. Step 3: Cross multiply
    737.70x = 1,106.56 × 590.77
  4. Step 4: Simplify right side
    737.70x = 653,722.45
  5. Step 5: Solve for x
    x = 653,722.45/737.70
  6. Step 6: Final answer
    x = 886.16

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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.