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Finding the Fourth Proportional to 495,047.88, 683,166.02 and 268,693.38

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Solution

The fourth proportional to 495,047.88, 683,166.02 and 268,693.38 is: 370,796.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,047.88 : 683,166.02 = 268,693.38 : x
  2. Step 2: Convert to fraction form
    495,047.88/683,166.02 = 268,693.38/x
  3. Step 3: Cross multiply
    495,047.88x = 683,166.02 × 268,693.38
  4. Step 4: Simplify right side
    495,047.88x = 183,562,185,671.48
  5. Step 5: Solve for x
    x = 183,562,185,671.48/495,047.88
  6. Step 6: Final answer
    x = 370,796.83

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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.