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Finding the Fourth Proportional to 5,097.99, 7,646.99 and 1,400.24

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Solution

The fourth proportional to 5,097.99, 7,646.99 and 1,400.24 is: 2,100.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097.99 : 7,646.99 = 1,400.24 : x
  2. Step 2: Convert to fraction form
    5,097.99/7,646.99 = 1,400.24/x
  3. Step 3: Cross multiply
    5,097.99x = 7,646.99 × 1,400.24
  4. Step 4: Simplify right side
    5,097.99x = 10,707,621.28
  5. Step 5: Solve for x
    x = 10,707,621.28/5,097.99
  6. Step 6: Final answer
    x = 2,100.36

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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.