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Finding the Fourth Proportional to 348,517.61, 480,058.14 and 246,367.40

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Solution

The fourth proportional to 348,517.61, 480,058.14 and 246,367.40 is: 339,353.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,517.61 : 480,058.14 = 246,367.40 : x
  2. Step 2: Convert to fraction form
    348,517.61/480,058.14 = 246,367.40/x
  3. Step 3: Cross multiply
    348,517.61x = 480,058.14 × 246,367.40
  4. Step 4: Simplify right side
    348,517.61x = 118,270,675,674.39
  5. Step 5: Solve for x
    x = 118,270,675,674.39/348,517.61
  6. Step 6: Final answer
    x = 339,353.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.