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Finding the Fourth Proportional to 408,169.83, 563,060.46 and 277,300.67

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Solution

The fourth proportional to 408,169.83, 563,060.46 and 277,300.67 is: 382,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,169.83 : 563,060.46 = 277,300.67 : x
  2. Step 2: Convert to fraction form
    408,169.83/563,060.46 = 277,300.67/x
  3. Step 3: Cross multiply
    408,169.83x = 563,060.46 × 277,300.67
  4. Step 4: Simplify right side
    408,169.83x = 156,137,041,033.08
  5. Step 5: Solve for x
    x = 156,137,041,033.08/408,169.83
  6. Step 6: Final answer
    x = 382,529.59

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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.