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Finding the Fourth Proportional to 984.04, 1,475.27 and 463.77

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Solution

The fourth proportional to 984.04, 1,475.27 and 463.77 is: 695.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    984.04 : 1,475.27 = 463.77 : x
  2. Step 2: Convert to fraction form
    984.04/1,475.27 = 463.77/x
  3. Step 3: Cross multiply
    984.04x = 1,475.27 × 463.77
  4. Step 4: Simplify right side
    984.04x = 684,187.13
  5. Step 5: Solve for x
    x = 684,187.13/984.04
  6. Step 6: Final answer
    x = 695.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.