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Finding the Fourth Proportional to 614,951.88, 922,561.47 and 188,489.31

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Solution

The fourth proportional to 614,951.88, 922,561.47 and 188,489.31 is: 282,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,951.88 : 922,561.47 = 188,489.31 : x
  2. Step 2: Convert to fraction form
    614,951.88/922,561.47 = 188,489.31/x
  3. Step 3: Cross multiply
    614,951.88x = 922,561.47 × 188,489.31
  4. Step 4: Simplify right side
    614,951.88x = 173,892,974,912.89
  5. Step 5: Solve for x
    x = 173,892,974,912.89/614,951.88
  6. Step 6: Final answer
    x = 282,774.93

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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.