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Finding the Fourth Proportional to 199,626.30, 299,439.45 and 59,366.70

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Solution

The fourth proportional to 199,626.30, 299,439.45 and 59,366.70 is: 89,050.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,626.30 : 299,439.45 = 59,366.70 : x
  2. Step 2: Convert to fraction form
    199,626.30/299,439.45 = 59,366.70/x
  3. Step 3: Cross multiply
    199,626.30x = 299,439.45 × 59,366.70
  4. Step 4: Simplify right side
    199,626.30x = 17,776,731,996.32
  5. Step 5: Solve for x
    x = 17,776,731,996.32/199,626.30
  6. Step 6: Final answer
    x = 89,050.05

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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.