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Finding the Fourth Proportional to 3,132.49, 4,699.53 and 941.24

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Solution

The fourth proportional to 3,132.49, 4,699.53 and 941.24 is: 1,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.49 : 4,699.53 = 941.24 : x
  2. Step 2: Convert to fraction form
    3,132.49/4,699.53 = 941.24/x
  3. Step 3: Cross multiply
    3,132.49x = 4,699.53 × 941.24
  4. Step 4: Simplify right side
    3,132.49x = 4,423,385.62
  5. Step 5: Solve for x
    x = 4,423,385.62/3,132.49
  6. Step 6: Final answer
    x = 1,412.10

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1.5x scale

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.