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Finding the Fourth Proportional to 475.02, 712.58 and 462.06

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Solution

The fourth proportional to 475.02, 712.58 and 462.06 is: 693.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    475.02 : 712.58 = 462.06 : x
  2. Step 2: Convert to fraction form
    475.02/712.58 = 462.06/x
  3. Step 3: Cross multiply
    475.02x = 712.58 × 462.06
  4. Step 4: Simplify right side
    475.02x = 329,252.40
  5. Step 5: Solve for x
    x = 329,252.40/475.02
  6. Step 6: Final answer
    x = 693.13

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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.