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Finding the Fourth Proportional to 8,332.51, 12,503.81 and 3,652.79

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Solution

The fourth proportional to 8,332.51, 12,503.81 and 3,652.79 is: 5,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.51 : 12,503.81 = 3,652.79 : x
  2. Step 2: Convert to fraction form
    8,332.51/12,503.81 = 3,652.79/x
  3. Step 3: Cross multiply
    8,332.51x = 12,503.81 × 3,652.79
  4. Step 4: Simplify right side
    8,332.51x = 45,673,792.13
  5. Step 5: Solve for x
    x = 45,673,792.13/8,332.51
  6. Step 6: Final answer
    x = 5,481.40

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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.