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Finding the Fourth Proportional to 23,019, 34,529.40 and 7,234.80

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Solution

The fourth proportional to 23,019, 34,529.40 and 7,234.80 is: 10,852.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,019 : 34,529.40 = 7,234.80 : x
  2. Step 2: Convert to fraction form
    23,019/34,529.40 = 7,234.80/x
  3. Step 3: Cross multiply
    23,019x = 34,529.40 × 7,234.80
  4. Step 4: Simplify right side
    23,019x = 249,813,303.12
  5. Step 5: Solve for x
    x = 249,813,303.12/23,019
  6. Step 6: Final answer
    x = 10,852.48

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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.