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Finding the Fourth Proportional to 196,038.40, 293,750.40 and 169,619.20

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Solution

The fourth proportional to 196,038.40, 293,750.40 and 169,619.20 is: 254,163.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,038.40 : 293,750.40 = 169,619.20 : x
  2. Step 2: Convert to fraction form
    196,038.40/293,750.40 = 169,619.20/x
  3. Step 3: Cross multiply
    196,038.40x = 293,750.40 × 169,619.20
  4. Step 4: Simplify right side
    196,038.40x = 49,825,707,847.68
  5. Step 5: Solve for x
    x = 49,825,707,847.68/196,038.40
  6. Step 6: Final answer
    x = 254,163.00

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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.