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Finding the Fourth Proportional to 8,597.58, 12,897.42 and 3,332.67

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Solution

The fourth proportional to 8,597.58, 12,897.42 and 3,332.67 is: 4,999.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,597.58 : 12,897.42 = 3,332.67 : x
  2. Step 2: Convert to fraction form
    8,597.58/12,897.42 = 3,332.67/x
  3. Step 3: Cross multiply
    8,597.58x = 12,897.42 × 3,332.67
  4. Step 4: Simplify right side
    8,597.58x = 42,982,844.71
  5. Step 5: Solve for x
    x = 42,982,844.71/8,597.58
  6. Step 6: Final answer
    x = 4,999.41

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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.