Home / 551,623.15-827,418.25-152,288.29

Finding the Fourth Proportional to 551,623.15, 827,418.25 and 152,288.29

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Solution

The fourth proportional to 551,623.15, 827,418.25 and 152,288.29 is: 228,427.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,623.15 : 827,418.25 = 152,288.29 : x
  2. Step 2: Convert to fraction form
    551,623.15/827,418.25 = 152,288.29/x
  3. Step 3: Cross multiply
    551,623.15x = 827,418.25 × 152,288.29
  4. Step 4: Simplify right side
    551,623.15x = 126,006,110,407.29
  5. Step 5: Solve for x
    x = 126,006,110,407.29/551,623.15
  6. Step 6: Final answer
    x = 228,427.89

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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.