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Finding the Fourth Proportional to 1,028.51, 1,544.18 and 567.01

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Solution

The fourth proportional to 1,028.51, 1,544.18 and 567.01 is: 851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028.51 : 1,544.18 = 567.01 : x
  2. Step 2: Convert to fraction form
    1,028.51/1,544.18 = 567.01/x
  3. Step 3: Cross multiply
    1,028.51x = 1,544.18 × 567.01
  4. Step 4: Simplify right side
    1,028.51x = 875,565.50
  5. Step 5: Solve for x
    x = 875,565.50/1,028.51
  6. Step 6: Final answer
    x = 851.30

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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.