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Finding the Fourth Proportional to 583.32, 804.72 and 362.18

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Solution

The fourth proportional to 583.32, 804.72 and 362.18 is: 499.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.32 : 804.72 = 362.18 : x
  2. Step 2: Convert to fraction form
    583.32/804.72 = 362.18/x
  3. Step 3: Cross multiply
    583.32x = 804.72 × 362.18
  4. Step 4: Simplify right side
    583.32x = 291,453.49
  5. Step 5: Solve for x
    x = 291,453.49/583.32
  6. Step 6: Final answer
    x = 499.65

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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.