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Finding the Fourth Proportional to 1,527.86, 2,292.96 and 797.42

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Solution

The fourth proportional to 1,527.86, 2,292.96 and 797.42 is: 1,196.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527.86 : 2,292.96 = 797.42 : x
  2. Step 2: Convert to fraction form
    1,527.86/2,292.96 = 797.42/x
  3. Step 3: Cross multiply
    1,527.86x = 2,292.96 × 797.42
  4. Step 4: Simplify right side
    1,527.86x = 1,828,452.16
  5. Step 5: Solve for x
    x = 1,828,452.16/1,527.86
  6. Step 6: Final answer
    x = 1,196.74

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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.