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Finding the Fourth Proportional to 308,132.64, 461,896.56 and 158,444.64

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Solution

The fourth proportional to 308,132.64, 461,896.56 and 158,444.64 is: 237,511.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,132.64 : 461,896.56 = 158,444.64 : x
  2. Step 2: Convert to fraction form
    308,132.64/461,896.56 = 158,444.64/x
  3. Step 3: Cross multiply
    308,132.64x = 461,896.56 × 158,444.64
  4. Step 4: Simplify right side
    308,132.64x = 73,185,034,166.44
  5. Step 5: Solve for x
    x = 73,185,034,166.44/308,132.64
  6. Step 6: Final answer
    x = 237,511.46

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1.5x scale

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.