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Finding the Fourth Proportional to 503,099.64, 754,723.56 and 166,175.28

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Solution

The fourth proportional to 503,099.64, 754,723.56 and 166,175.28 is: 249,287.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,099.64 : 754,723.56 = 166,175.28 : x
  2. Step 2: Convert to fraction form
    503,099.64/754,723.56 = 166,175.28/x
  3. Step 3: Cross multiply
    503,099.64x = 754,723.56 × 166,175.28
  4. Step 4: Simplify right side
    503,099.64x = 125,416,398,905.60
  5. Step 5: Solve for x
    x = 125,416,398,905.60/503,099.64
  6. Step 6: Final answer
    x = 249,287.40

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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.