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Finding the Fourth Proportional to 199,601.80, 299,402.70 and 59,342.20

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Solution

The fourth proportional to 199,601.80, 299,402.70 and 59,342.20 is: 89,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,601.80 : 299,402.70 = 59,342.20 : x
  2. Step 2: Convert to fraction form
    199,601.80/299,402.70 = 59,342.20/x
  3. Step 3: Cross multiply
    199,601.80x = 299,402.70 × 59,342.20
  4. Step 4: Simplify right side
    199,601.80x = 17,767,214,903.94
  5. Step 5: Solve for x
    x = 17,767,214,903.94/199,601.80
  6. Step 6: Final answer
    x = 89,013.30

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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.