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Finding the Fourth Proportional to 956.02, 1,319.07 and 583.03

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Solution

The fourth proportional to 956.02, 1,319.07 and 583.03 is: 804.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    956.02 : 1,319.07 = 583.03 : x
  2. Step 2: Convert to fraction form
    956.02/1,319.07 = 583.03/x
  3. Step 3: Cross multiply
    956.02x = 1,319.07 × 583.03
  4. Step 4: Simplify right side
    956.02x = 769,057.38
  5. Step 5: Solve for x
    x = 769,057.38/956.02
  6. Step 6: Final answer
    x = 804.44

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Double scale
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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.