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Finding the Fourth Proportional to 8,482.99, 11,707.11 and 4,706.51

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Solution

The fourth proportional to 8,482.99, 11,707.11 and 4,706.51 is: 6,495.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,482.99 : 11,707.11 = 4,706.51 : x
  2. Step 2: Convert to fraction form
    8,482.99/11,707.11 = 4,706.51/x
  3. Step 3: Cross multiply
    8,482.99x = 11,707.11 × 4,706.51
  4. Step 4: Simplify right side
    8,482.99x = 55,099,630.29
  5. Step 5: Solve for x
    x = 55,099,630.29/8,482.99
  6. Step 6: Final answer
    x = 6,495.31

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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.