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Finding the Fourth Proportional to 29,553.20, 44,320.20 and 9,828.40

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Solution

The fourth proportional to 29,553.20, 44,320.20 and 9,828.40 is: 14,739.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,553.20 : 44,320.20 = 9,828.40 : x
  2. Step 2: Convert to fraction form
    29,553.20/44,320.20 = 9,828.40/x
  3. Step 3: Cross multiply
    29,553.20x = 44,320.20 × 9,828.40
  4. Step 4: Simplify right side
    29,553.20x = 435,596,653.68
  5. Step 5: Solve for x
    x = 435,596,653.68/29,553.20
  6. Step 6: Final answer
    x = 14,739.41

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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.