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Finding the Fourth Proportional to 8,802.75, 12,154.28 and 6,003.39

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Solution

The fourth proportional to 8,802.75, 12,154.28 and 6,003.39 is: 8,289.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802.75 : 12,154.28 = 6,003.39 : x
  2. Step 2: Convert to fraction form
    8,802.75/12,154.28 = 6,003.39/x
  3. Step 3: Cross multiply
    8,802.75x = 12,154.28 × 6,003.39
  4. Step 4: Simplify right side
    8,802.75x = 72,966,852.99
  5. Step 5: Solve for x
    x = 72,966,852.99/8,802.75
  6. Step 6: Final answer
    x = 8,289.10

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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.