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Finding the Fourth Proportional to 547,325.98, 755,305.35 and 298,968.14

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Solution

The fourth proportional to 547,325.98, 755,305.35 and 298,968.14 is: 412,573.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,325.98 : 755,305.35 = 298,968.14 : x
  2. Step 2: Convert to fraction form
    547,325.98/755,305.35 = 298,968.14/x
  3. Step 3: Cross multiply
    547,325.98x = 755,305.35 × 298,968.14
  4. Step 4: Simplify right side
    547,325.98x = 225,812,235,144.62
  5. Step 5: Solve for x
    x = 225,812,235,144.62/547,325.98
  6. Step 6: Final answer
    x = 412,573.57

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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.