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Finding the Fourth Proportional to 614,104.64, 921,433.44 and 333,200.96

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Solution

The fourth proportional to 614,104.64, 921,433.44 and 333,200.96 is: 499,951.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,104.64 : 921,433.44 = 333,200.96 : x
  2. Step 2: Convert to fraction form
    614,104.64/921,433.44 = 333,200.96/x
  3. Step 3: Cross multiply
    614,104.64x = 921,433.44 × 333,200.96
  4. Step 4: Simplify right side
    614,104.64x = 307,022,506,784.10
  5. Step 5: Solve for x
    x = 307,022,506,784.10/614,104.64
  6. Step 6: Final answer
    x = 499,951.45

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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.