Home / 554,091.91-831,185.01-174,911.20

Finding the Fourth Proportional to 554,091.91, 831,185.01 and 174,911.20

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Solution

The fourth proportional to 554,091.91, 831,185.01 and 174,911.20 is: 262,381.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,091.91 : 831,185.01 = 174,911.20 : x
  2. Step 2: Convert to fraction form
    554,091.91/831,185.01 = 174,911.20/x
  3. Step 3: Cross multiply
    554,091.91x = 831,185.01 × 174,911.20
  4. Step 4: Simplify right side
    554,091.91x = 145,383,567,521.11
  5. Step 5: Solve for x
    x = 145,383,567,521.11/554,091.91
  6. Step 6: Final answer
    x = 262,381.68

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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.