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Finding the Fourth Proportional to 1,044.83, 1,442.24 and 695.63

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Solution

The fourth proportional to 1,044.83, 1,442.24 and 695.63 is: 960.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044.83 : 1,442.24 = 695.63 : x
  2. Step 2: Convert to fraction form
    1,044.83/1,442.24 = 695.63/x
  3. Step 3: Cross multiply
    1,044.83x = 1,442.24 × 695.63
  4. Step 4: Simplify right side
    1,044.83x = 1,003,261.93
  5. Step 5: Solve for x
    x = 1,003,261.93/1,044.83
  6. Step 6: Final answer
    x = 960.22

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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.