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Finding the Fourth Proportional to 246,773.66, 370,173.65 and 78,307.16

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Solution

The fourth proportional to 246,773.66, 370,173.65 and 78,307.16 is: 117,464.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,773.66 : 370,173.65 = 78,307.16 : x
  2. Step 2: Convert to fraction form
    246,773.66/370,173.65 = 78,307.16/x
  3. Step 3: Cross multiply
    246,773.66x = 370,173.65 × 78,307.16
  4. Step 4: Simplify right side
    246,773.66x = 28,987,244,995.93
  5. Step 5: Solve for x
    x = 28,987,244,995.93/246,773.66
  6. Step 6: Final answer
    x = 117,464.91

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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.