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Finding the Fourth Proportional to 247,936.89, 342,152.88 and 147,334.89

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Solution

The fourth proportional to 247,936.89, 342,152.88 and 147,334.89 is: 203,322.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,936.89 : 342,152.88 = 147,334.89 : x
  2. Step 2: Convert to fraction form
    247,936.89/342,152.88 = 147,334.89/x
  3. Step 3: Cross multiply
    247,936.89x = 342,152.88 × 147,334.89
  4. Step 4: Simplify right side
    247,936.89x = 50,411,056,937.98
  5. Step 5: Solve for x
    x = 50,411,056,937.98/247,936.89
  6. Step 6: Final answer
    x = 203,322.13

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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.