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Finding the Fourth Proportional to 737.10, 1,017 and 475.02

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Solution

The fourth proportional to 737.10, 1,017 and 475.02 is: 655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.10 : 1,017 = 475.02 : x
  2. Step 2: Convert to fraction form
    737.10/1,017 = 475.02/x
  3. Step 3: Cross multiply
    737.10x = 1,017 × 475.02
  4. Step 4: Simplify right side
    737.10x = 483,095.34
  5. Step 5: Solve for x
    x = 483,095.34/737.10
  6. Step 6: Final answer
    x = 655.40

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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.