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Finding the Fourth Proportional to 4,971.15, 7,456.71 and 2,373.48

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Solution

The fourth proportional to 4,971.15, 7,456.71 and 2,373.48 is: 3,560.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.15 : 7,456.71 = 2,373.48 : x
  2. Step 2: Convert to fraction form
    4,971.15/7,456.71 = 2,373.48/x
  3. Step 3: Cross multiply
    4,971.15x = 7,456.71 × 2,373.48
  4. Step 4: Simplify right side
    4,971.15x = 17,698,352.05
  5. Step 5: Solve for x
    x = 17,698,352.05/4,971.15
  6. Step 6: Final answer
    x = 3,560.21

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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.