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Finding the Fourth Proportional to 246,866.16, 370,299.24 and 86,904.42

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Solution

The fourth proportional to 246,866.16, 370,299.24 and 86,904.42 is: 130,356.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,866.16 : 370,299.24 = 86,904.42 : x
  2. Step 2: Convert to fraction form
    246,866.16/370,299.24 = 86,904.42/x
  3. Step 3: Cross multiply
    246,866.16x = 370,299.24 × 86,904.42
  4. Step 4: Simplify right side
    246,866.16x = 32,180,640,678.64
  5. Step 5: Solve for x
    x = 32,180,640,678.64/246,866.16
  6. Step 6: Final answer
    x = 130,356.63

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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.