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Finding the Fourth Proportional to 2,597.14, 3,895.71 and 649.34

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Solution

The fourth proportional to 2,597.14, 3,895.71 and 649.34 is: 974.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,597.14 : 3,895.71 = 649.34 : x
  2. Step 2: Convert to fraction form
    2,597.14/3,895.71 = 649.34/x
  3. Step 3: Cross multiply
    2,597.14x = 3,895.71 × 649.34
  4. Step 4: Simplify right side
    2,597.14x = 2,529,637.08
  5. Step 5: Solve for x
    x = 2,529,637.08/2,597.14
  6. Step 6: Final answer
    x = 974.01

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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.