Home / 527,324.99-789,929.51-242,618.90

Finding the Fourth Proportional to 527,324.99, 789,929.51 and 242,618.90

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Solution

The fourth proportional to 527,324.99, 789,929.51 and 242,618.90 is: 363,441.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,324.99 : 789,929.51 = 242,618.90 : x
  2. Step 2: Convert to fraction form
    527,324.99/789,929.51 = 242,618.90/x
  3. Step 3: Cross multiply
    527,324.99x = 789,929.51 × 242,618.90
  4. Step 4: Simplify right side
    527,324.99x = 191,651,823,631.00
  5. Step 5: Solve for x
    x = 191,651,823,631.00/527,324.99
  6. Step 6: Final answer
    x = 363,441.58

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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.