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Finding the Fourth Proportional to 24,480.80, 36,710.40 and 9,684.80

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Solution

The fourth proportional to 24,480.80, 36,710.40 and 9,684.80 is: 14,522.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,480.80 : 36,710.40 = 9,684.80 : x
  2. Step 2: Convert to fraction form
    24,480.80/36,710.40 = 9,684.80/x
  3. Step 3: Cross multiply
    24,480.80x = 36,710.40 × 9,684.80
  4. Step 4: Simplify right side
    24,480.80x = 355,532,881.92
  5. Step 5: Solve for x
    x = 355,532,881.92/24,480.80
  6. Step 6: Final answer
    x = 14,522.93

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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.