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Finding the Fourth Proportional to 734.04, 1,012.02 and 585.13

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Solution

The fourth proportional to 734.04, 1,012.02 and 585.13 is: 806.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    734.04 : 1,012.02 = 585.13 : x
  2. Step 2: Convert to fraction form
    734.04/1,012.02 = 585.13/x
  3. Step 3: Cross multiply
    734.04x = 1,012.02 × 585.13
  4. Step 4: Simplify right side
    734.04x = 592,163.26
  5. Step 5: Solve for x
    x = 592,163.26/734.04
  6. Step 6: Final answer
    x = 806.72

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Double scale
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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.