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Finding the Fourth Proportional to 1,036.38, 1,554.57 and 295.99

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Solution

The fourth proportional to 1,036.38, 1,554.57 and 295.99 is: 443.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036.38 : 1,554.57 = 295.99 : x
  2. Step 2: Convert to fraction form
    1,036.38/1,554.57 = 295.99/x
  3. Step 3: Cross multiply
    1,036.38x = 1,554.57 × 295.99
  4. Step 4: Simplify right side
    1,036.38x = 460,134.40
  5. Step 5: Solve for x
    x = 460,134.40/1,036.38
  6. Step 6: Final answer
    x = 443.98

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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.