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Finding the Fourth Proportional to 6,332.16, 8,737.60 and 3,537.60

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Solution

The fourth proportional to 6,332.16, 8,737.60 and 3,537.60 is: 4,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,332.16 : 8,737.60 = 3,537.60 : x
  2. Step 2: Convert to fraction form
    6,332.16/8,737.60 = 3,537.60/x
  3. Step 3: Cross multiply
    6,332.16x = 8,737.60 × 3,537.60
  4. Step 4: Simplify right side
    6,332.16x = 30,910,133.76
  5. Step 5: Solve for x
    x = 30,910,133.76/6,332.16
  6. Step 6: Final answer
    x = 4,881.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.