Home / 591,121.62-886,807.04-191,731.32

Finding the Fourth Proportional to 591,121.62, 886,807.04 and 191,731.32

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Solution

The fourth proportional to 591,121.62, 886,807.04 and 191,731.32 is: 287,637.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,121.62 : 886,807.04 = 191,731.32 : x
  2. Step 2: Convert to fraction form
    591,121.62/886,807.04 = 191,731.32/x
  3. Step 3: Cross multiply
    591,121.62x = 886,807.04 × 191,731.32
  4. Step 4: Simplify right side
    591,121.62x = 170,028,683,405.84
  5. Step 5: Solve for x
    x = 170,028,683,405.84/591,121.62
  6. Step 6: Final answer
    x = 287,637.40

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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.