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Finding the Fourth Proportional to 19,506.80, 29,249.40 and 6,352.40

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Solution

The fourth proportional to 19,506.80, 29,249.40 and 6,352.40 is: 9,525.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,506.80 : 29,249.40 = 6,352.40 : x
  2. Step 2: Convert to fraction form
    19,506.80/29,249.40 = 6,352.40/x
  3. Step 3: Cross multiply
    19,506.80x = 29,249.40 × 6,352.40
  4. Step 4: Simplify right side
    19,506.80x = 185,803,888.56
  5. Step 5: Solve for x
    x = 185,803,888.56/19,506.80
  6. Step 6: Final answer
    x = 9,525.08

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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.