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Finding the Fourth Proportional to 895.93, 1,236.38 and 502.96

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Solution

The fourth proportional to 895.93, 1,236.38 and 502.96 is: 694.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.93 : 1,236.38 = 502.96 : x
  2. Step 2: Convert to fraction form
    895.93/1,236.38 = 502.96/x
  3. Step 3: Cross multiply
    895.93x = 1,236.38 × 502.96
  4. Step 4: Simplify right side
    895.93x = 621,844.76
  5. Step 5: Solve for x
    x = 621,844.76/895.93
  6. Step 6: Final answer
    x = 694.08

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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.