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Finding the Fourth Proportional to 583.46, 804.06 and 417.38

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Solution

The fourth proportional to 583.46, 804.06 and 417.38 is: 575.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.46 : 804.06 = 417.38 : x
  2. Step 2: Convert to fraction form
    583.46/804.06 = 417.38/x
  3. Step 3: Cross multiply
    583.46x = 804.06 × 417.38
  4. Step 4: Simplify right side
    583.46x = 335,599.07
  5. Step 5: Solve for x
    x = 335,599.07/583.46
  6. Step 6: Final answer
    x = 575.19

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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.