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Finding the Fourth Proportional to 524,767.99, 786,653.07 and 205,124.73

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Solution

The fourth proportional to 524,767.99, 786,653.07 and 205,124.73 is: 307,492.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,767.99 : 786,653.07 = 205,124.73 : x
  2. Step 2: Convert to fraction form
    524,767.99/786,653.07 = 205,124.73/x
  3. Step 3: Cross multiply
    524,767.99x = 786,653.07 × 205,124.73
  4. Step 4: Simplify right side
    524,767.99x = 161,361,998,587.42
  5. Step 5: Solve for x
    x = 161,361,998,587.42/524,767.99
  6. Step 6: Final answer
    x = 307,492.08

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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.