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Finding the Fourth Proportional to 897.36, 1,346.08 and 248.08

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Solution

The fourth proportional to 897.36, 1,346.08 and 248.08 is: 372.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    897.36 : 1,346.08 = 248.08 : x
  2. Step 2: Convert to fraction form
    897.36/1,346.08 = 248.08/x
  3. Step 3: Cross multiply
    897.36x = 1,346.08 × 248.08
  4. Step 4: Simplify right side
    897.36x = 333,935.53
  5. Step 5: Solve for x
    x = 333,935.53/897.36
  6. Step 6: Final answer
    x = 372.13

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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.