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Finding the Fourth Proportional to 246,859.68, 370,319.19 and 86,902.41

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Solution

The fourth proportional to 246,859.68, 370,319.19 and 86,902.41 is: 130,364.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,859.68 : 370,319.19 = 86,902.41 : x
  2. Step 2: Convert to fraction form
    246,859.68/370,319.19 = 86,902.41/x
  3. Step 3: Cross multiply
    246,859.68x = 370,319.19 × 86,902.41
  4. Step 4: Simplify right side
    246,859.68x = 32,181,630,080.25
  5. Step 5: Solve for x
    x = 32,181,630,080.25/246,859.68
  6. Step 6: Final answer
    x = 130,364.06

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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.