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Finding the Fourth Proportional to 413,571.52, 620,591.52 and 176,893.12

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Solution

The fourth proportional to 413,571.52, 620,591.52 and 176,893.12 is: 265,439.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,571.52 : 620,591.52 = 176,893.12 : x
  2. Step 2: Convert to fraction form
    413,571.52/620,591.52 = 176,893.12/x
  3. Step 3: Cross multiply
    413,571.52x = 620,591.52 × 176,893.12
  4. Step 4: Simplify right side
    413,571.52x = 109,778,370,218.34
  5. Step 5: Solve for x
    x = 109,778,370,218.34/413,571.52
  6. Step 6: Final answer
    x = 265,439.87

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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.