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Finding the Fourth Proportional to 4,974.42, 7,461.29 and 3,590.26

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Solution

The fourth proportional to 4,974.42, 7,461.29 and 3,590.26 is: 5,385.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.42 : 7,461.29 = 3,590.26 : x
  2. Step 2: Convert to fraction form
    4,974.42/7,461.29 = 3,590.26/x
  3. Step 3: Cross multiply
    4,974.42x = 7,461.29 × 3,590.26
  4. Step 4: Simplify right side
    4,974.42x = 26,787,953.08
  5. Step 5: Solve for x
    x = 26,787,953.08/4,974.42
  6. Step 6: Final answer
    x = 5,385.15

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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.