Home / 1,176.24-1,623.28-652.28

Finding the Fourth Proportional to 1,176.24, 1,623.28 and 652.28

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Solution

The fourth proportional to 1,176.24, 1,623.28 and 652.28 is: 900.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176.24 : 1,623.28 = 652.28 : x
  2. Step 2: Convert to fraction form
    1,176.24/1,623.28 = 652.28/x
  3. Step 3: Cross multiply
    1,176.24x = 1,623.28 × 652.28
  4. Step 4: Simplify right side
    1,176.24x = 1,058,833.08
  5. Step 5: Solve for x
    x = 1,058,833.08/1,176.24
  6. Step 6: Final answer
    x = 900.18

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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.