Home / 551,743.79-827,599.28-152,408.52

Finding the Fourth Proportional to 551,743.79, 827,599.28 and 152,408.52

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Solution

The fourth proportional to 551,743.79, 827,599.28 and 152,408.52 is: 228,608.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,743.79 : 827,599.28 = 152,408.52 : x
  2. Step 2: Convert to fraction form
    551,743.79/827,599.28 = 152,408.52/x
  3. Step 3: Cross multiply
    551,743.79x = 827,599.28 × 152,408.52
  4. Step 4: Simplify right side
    551,743.79x = 126,133,180,655.82
  5. Step 5: Solve for x
    x = 126,133,180,655.82/551,743.79
  6. Step 6: Final answer
    x = 228,608.25

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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.