Home / 591,111.80-886,853.69-211,774.02

Finding the Fourth Proportional to 591,111.80, 886,853.69 and 211,774.02

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Solution

The fourth proportional to 591,111.80, 886,853.69 and 211,774.02 is: 317,727.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,111.80 : 886,853.69 = 211,774.02 : x
  2. Step 2: Convert to fraction form
    591,111.80/886,853.69 = 211,774.02/x
  3. Step 3: Cross multiply
    591,111.80x = 886,853.69 × 211,774.02
  4. Step 4: Simplify right side
    591,111.80x = 187,812,571,083.13
  5. Step 5: Solve for x
    x = 187,812,571,083.13/591,111.80
  6. Step 6: Final answer
    x = 317,727.66

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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.