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Finding the Fourth Proportional to 334,149.76, 501,241.60 and 97,510.40

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Solution

The fourth proportional to 334,149.76, 501,241.60 and 97,510.40 is: 146,270.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,149.76 : 501,241.60 = 97,510.40 : x
  2. Step 2: Convert to fraction form
    334,149.76/501,241.60 = 97,510.40/x
  3. Step 3: Cross multiply
    334,149.76x = 501,241.60 × 97,510.40
  4. Step 4: Simplify right side
    334,149.76x = 48,876,268,912.64
  5. Step 5: Solve for x
    x = 48,876,268,912.64/334,149.76
  6. Step 6: Final answer
    x = 146,270.55

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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.