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Finding the Fourth Proportional to 348,980.93, 523,507.81 and 96,261.46

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Solution

The fourth proportional to 348,980.93, 523,507.81 and 96,261.46 is: 144,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,980.93 : 523,507.81 = 96,261.46 : x
  2. Step 2: Convert to fraction form
    348,980.93/523,507.81 = 96,261.46/x
  3. Step 3: Cross multiply
    348,980.93x = 523,507.81 × 96,261.46
  4. Step 4: Simplify right side
    348,980.93x = 50,393,627,687.80
  5. Step 5: Solve for x
    x = 50,393,627,687.80/348,980.93
  6. Step 6: Final answer
    x = 144,402.24

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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.