Home / 591,331.96-886,985.38-191,972.16

Finding the Fourth Proportional to 591,331.96, 886,985.38 and 191,972.16

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Solution

The fourth proportional to 591,331.96, 886,985.38 and 191,972.16 is: 287,954.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,331.96 : 886,985.38 = 191,972.16 : x
  2. Step 2: Convert to fraction form
    591,331.96/886,985.38 = 191,972.16/x
  3. Step 3: Cross multiply
    591,331.96x = 886,985.38 × 191,972.16
  4. Step 4: Simplify right side
    591,331.96x = 170,276,499,287.02
  5. Step 5: Solve for x
    x = 170,276,499,287.02/591,331.96
  6. Step 6: Final answer
    x = 287,954.16

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Double scale
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1.5x scale

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.