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Finding the Fourth Proportional to 605,188.63, 834,379.88 and 495,886.62

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Solution

The fourth proportional to 605,188.63, 834,379.88 and 495,886.62 is: 683,684.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,188.63 : 834,379.88 = 495,886.62 : x
  2. Step 2: Convert to fraction form
    605,188.63/834,379.88 = 495,886.62/x
  3. Step 3: Cross multiply
    605,188.63x = 834,379.88 × 495,886.62
  4. Step 4: Simplify right side
    605,188.63x = 413,757,816,009.77
  5. Step 5: Solve for x
    x = 413,757,816,009.77/605,188.63
  6. Step 6: Final answer
    x = 683,684.06

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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.