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Finding the Fourth Proportional to 19,483.13, 29,207.12 and 7,000.22

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Solution

The fourth proportional to 19,483.13, 29,207.12 and 7,000.22 is: 10,494.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,483.13 : 29,207.12 = 7,000.22 : x
  2. Step 2: Convert to fraction form
    19,483.13/29,207.12 = 7,000.22/x
  3. Step 3: Cross multiply
    19,483.13x = 29,207.12 × 7,000.22
  4. Step 4: Simplify right side
    19,483.13x = 204,456,303.58
  5. Step 5: Solve for x
    x = 204,456,303.58/19,483.13
  6. Step 6: Final answer
    x = 10,494.02

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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.