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Finding the Fourth Proportional to 899.24, 1,341.41 and 795.56

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Solution

The fourth proportional to 899.24, 1,341.41 and 795.56 is: 1,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    899.24 : 1,341.41 = 795.56 : x
  2. Step 2: Convert to fraction form
    899.24/1,341.41 = 795.56/x
  3. Step 3: Cross multiply
    899.24x = 1,341.41 × 795.56
  4. Step 4: Simplify right side
    899.24x = 1,067,172.14
  5. Step 5: Solve for x
    x = 1,067,172.14/899.24
  6. Step 6: Final answer
    x = 1,186.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.