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Finding the Fourth Proportional to 604,246.64, 833,901.12 and 399,945.56

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Solution

The fourth proportional to 604,246.64, 833,901.12 and 399,945.56 is: 551,951.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,246.64 : 833,901.12 = 399,945.56 : x
  2. Step 2: Convert to fraction form
    604,246.64/833,901.12 = 399,945.56/x
  3. Step 3: Cross multiply
    604,246.64x = 833,901.12 × 399,945.56
  4. Step 4: Simplify right side
    604,246.64x = 333,515,050,423.03
  5. Step 5: Solve for x
    x = 333,515,050,423.03/604,246.64
  6. Step 6: Final answer
    x = 551,951.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.