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Finding the Fourth Proportional to 8,552.34, 12,802.59 and 7,904.34

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Solution

The fourth proportional to 8,552.34, 12,802.59 and 7,904.34 is: 11,832.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,552.34 : 12,802.59 = 7,904.34 : x
  2. Step 2: Convert to fraction form
    8,552.34/12,802.59 = 7,904.34/x
  3. Step 3: Cross multiply
    8,552.34x = 12,802.59 × 7,904.34
  4. Step 4: Simplify right side
    8,552.34x = 101,196,024.24
  5. Step 5: Solve for x
    x = 101,196,024.24/8,552.34
  6. Step 6: Final answer
    x = 11,832.55

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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.