Home / 524,766.49-786,650.82-205,123.22

Finding the Fourth Proportional to 524,766.49, 786,650.82 and 205,123.22

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Solution

The fourth proportional to 524,766.49, 786,650.82 and 205,123.22 is: 307,489.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,766.49 : 786,650.82 = 205,123.22 : x
  2. Step 2: Convert to fraction form
    524,766.49/786,650.82 = 205,123.22/x
  3. Step 3: Cross multiply
    524,766.49x = 786,650.82 × 205,123.22
  4. Step 4: Simplify right side
    524,766.49x = 161,360,349,214.04
  5. Step 5: Solve for x
    x = 161,360,349,214.04/524,766.49
  6. Step 6: Final answer
    x = 307,489.81

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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.