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Finding the Fourth Proportional to 1,595.64, 2,202.28 and 897.01

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Solution

The fourth proportional to 1,595.64, 2,202.28 and 897.01 is: 1,238.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.64 : 2,202.28 = 897.01 : x
  2. Step 2: Convert to fraction form
    1,595.64/2,202.28 = 897.01/x
  3. Step 3: Cross multiply
    1,595.64x = 2,202.28 × 897.01
  4. Step 4: Simplify right side
    1,595.64x = 1,975,473.14
  5. Step 5: Solve for x
    x = 1,975,473.14/1,595.64
  6. Step 6: Final answer
    x = 1,238.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.