Home / 705,878.01-1,058,880.47-200,443.95

Finding the Fourth Proportional to 705,878.01, 1,058,880.47 and 200,443.95

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Solution

The fourth proportional to 705,878.01, 1,058,880.47 and 200,443.95 is: 300,683.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,878.01 : 1,058,880.47 = 200,443.95 : x
  2. Step 2: Convert to fraction form
    705,878.01/1,058,880.47 = 200,443.95/x
  3. Step 3: Cross multiply
    705,878.01x = 1,058,880.47 × 200,443.95
  4. Step 4: Simplify right side
    705,878.01x = 212,246,182,982.44
  5. Step 5: Solve for x
    x = 212,246,182,982.44/705,878.01
  6. Step 6: Final answer
    x = 300,683.94

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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.