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Finding the Fourth Proportional to 524,853.43, 787,274.97 and 240,463.30

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Solution

The fourth proportional to 524,853.43, 787,274.97 and 240,463.30 is: 360,692.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,853.43 : 787,274.97 = 240,463.30 : x
  2. Step 2: Convert to fraction form
    524,853.43/787,274.97 = 240,463.30/x
  3. Step 3: Cross multiply
    524,853.43x = 787,274.97 × 240,463.30
  4. Step 4: Simplify right side
    524,853.43x = 189,310,737,293.60
  5. Step 5: Solve for x
    x = 189,310,737,293.60/524,853.43
  6. Step 6: Final answer
    x = 360,692.58

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1.5x scale

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.