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Finding the Fourth Proportional to 196,247.40, 294,371.10 and 101,477.40

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Solution

The fourth proportional to 196,247.40, 294,371.10 and 101,477.40 is: 152,216.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,247.40 : 294,371.10 = 101,477.40 : x
  2. Step 2: Convert to fraction form
    196,247.40/294,371.10 = 101,477.40/x
  3. Step 3: Cross multiply
    196,247.40x = 294,371.10 × 101,477.40
  4. Step 4: Simplify right side
    196,247.40x = 29,872,013,863.14
  5. Step 5: Solve for x
    x = 29,872,013,863.14/196,247.40
  6. Step 6: Final answer
    x = 152,216.10

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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.