Home / 988,982.46-1,483,589.52-314,827.56

Finding the Fourth Proportional to 988,982.46, 1,483,589.52 and 314,827.56

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Solution

The fourth proportional to 988,982.46, 1,483,589.52 and 314,827.56 is: 472,278.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,982.46 : 1,483,589.52 = 314,827.56 : x
  2. Step 2: Convert to fraction form
    988,982.46/1,483,589.52 = 314,827.56/x
  3. Step 3: Cross multiply
    988,982.46x = 1,483,589.52 × 314,827.56
  4. Step 4: Simplify right side
    988,982.46x = 467,074,868,623.17
  5. Step 5: Solve for x
    x = 467,074,868,623.17/988,982.46
  6. Step 6: Final answer
    x = 472,278.21

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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.