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Finding the Fourth Proportional to 296,000.58, 408,529.04 and 220,024.20

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Solution

The fourth proportional to 296,000.58, 408,529.04 and 220,024.20 is: 303,669.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,000.58 : 408,529.04 = 220,024.20 : x
  2. Step 2: Convert to fraction form
    296,000.58/408,529.04 = 220,024.20/x
  3. Step 3: Cross multiply
    296,000.58x = 408,529.04 × 220,024.20
  4. Step 4: Simplify right side
    296,000.58x = 89,886,275,202.77
  5. Step 5: Solve for x
    x = 89,886,275,202.77/296,000.58
  6. Step 6: Final answer
    x = 303,669.25

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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.