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Finding the Fourth Proportional to 246,854.93, 340,657.83 and 133,677.68

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Solution

The fourth proportional to 246,854.93, 340,657.83 and 133,677.68 is: 184,474.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,854.93 : 340,657.83 = 133,677.68 : x
  2. Step 2: Convert to fraction form
    246,854.93/340,657.83 = 133,677.68/x
  3. Step 3: Cross multiply
    246,854.93x = 340,657.83 × 133,677.68
  4. Step 4: Simplify right side
    246,854.93x = 45,538,347,962.41
  5. Step 5: Solve for x
    x = 45,538,347,962.41/246,854.93
  6. Step 6: Final answer
    x = 184,474.13

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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.