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Finding the Fourth Proportional to 19,624.01, 29,228.22 and 19,528.42

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Solution

The fourth proportional to 19,624.01, 29,228.22 and 19,528.42 is: 29,085.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,624.01 : 29,228.22 = 19,528.42 : x
  2. Step 2: Convert to fraction form
    19,624.01/29,228.22 = 19,528.42/x
  3. Step 3: Cross multiply
    19,624.01x = 29,228.22 × 19,528.42
  4. Step 4: Simplify right side
    19,624.01x = 570,780,882.94
  5. Step 5: Solve for x
    x = 570,780,882.94/19,624.01
  6. Step 6: Final answer
    x = 29,085.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.