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Finding the Fourth Proportional to 958.48, 1,323.34 and 737.04

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Solution

The fourth proportional to 958.48, 1,323.34 and 737.04 is: 1,017.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    958.48 : 1,323.34 = 737.04 : x
  2. Step 2: Convert to fraction form
    958.48/1,323.34 = 737.04/x
  3. Step 3: Cross multiply
    958.48x = 1,323.34 × 737.04
  4. Step 4: Simplify right side
    958.48x = 975,354.51
  5. Step 5: Solve for x
    x = 975,354.51/958.48
  6. Step 6: Final answer
    x = 1,017.61

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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.