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Finding the Fourth Proportional to 614,945, 922,553.82 and 188,539.88

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Solution

The fourth proportional to 614,945, 922,553.82 and 188,539.88 is: 282,851.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,945 : 922,553.82 = 188,539.88 : x
  2. Step 2: Convert to fraction form
    614,945/922,553.82 = 188,539.88/x
  3. Step 3: Cross multiply
    614,945x = 922,553.82 × 188,539.88
  4. Step 4: Simplify right side
    614,945x = 173,938,186,516.34
  5. Step 5: Solve for x
    x = 173,938,186,516.34/614,945
  6. Step 6: Final answer
    x = 282,851.62

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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.