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Finding the Fourth Proportional to 196,463.22, 294,448.11 and 84,011.34

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Solution

The fourth proportional to 196,463.22, 294,448.11 and 84,011.34 is: 125,911.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,463.22 : 294,448.11 = 84,011.34 : x
  2. Step 2: Convert to fraction form
    196,463.22/294,448.11 = 84,011.34/x
  3. Step 3: Cross multiply
    196,463.22x = 294,448.11 × 84,011.34
  4. Step 4: Simplify right side
    196,463.22x = 24,736,980,281.57
  5. Step 5: Solve for x
    x = 24,736,980,281.57/196,463.22
  6. Step 6: Final answer
    x = 125,911.51

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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.