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Finding the Fourth Proportional to 3,572.57, 4,959.84 and 3,465.65

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Solution

The fourth proportional to 3,572.57, 4,959.84 and 3,465.65 is: 4,811.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.57 : 4,959.84 = 3,465.65 : x
  2. Step 2: Convert to fraction form
    3,572.57/4,959.84 = 3,465.65/x
  3. Step 3: Cross multiply
    3,572.57x = 4,959.84 × 3,465.65
  4. Step 4: Simplify right side
    3,572.57x = 17,189,094.89
  5. Step 5: Solve for x
    x = 17,189,094.89/3,572.57
  6. Step 6: Final answer
    x = 4,811.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.