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Finding the Fourth Proportional to 614,676.48, 922,014.88 and 193,985.28

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Solution

The fourth proportional to 614,676.48, 922,014.88 and 193,985.28 is: 290,977.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,676.48 : 922,014.88 = 193,985.28 : x
  2. Step 2: Convert to fraction form
    614,676.48/922,014.88 = 193,985.28/x
  3. Step 3: Cross multiply
    614,676.48x = 922,014.88 × 193,985.28
  4. Step 4: Simplify right side
    614,676.48x = 178,857,314,660.97
  5. Step 5: Solve for x
    x = 178,857,314,660.97/614,676.48
  6. Step 6: Final answer
    x = 290,977.97

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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.