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Finding the Fourth Proportional to 6,258.13, 8,636.49 and 3,463.63

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Solution

The fourth proportional to 6,258.13, 8,636.49 and 3,463.63 is: 4,779.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258.13 : 8,636.49 = 3,463.63 : x
  2. Step 2: Convert to fraction form
    6,258.13/8,636.49 = 3,463.63/x
  3. Step 3: Cross multiply
    6,258.13x = 8,636.49 × 3,463.63
  4. Step 4: Simplify right side
    6,258.13x = 29,913,605.86
  5. Step 5: Solve for x
    x = 29,913,605.86/6,258.13
  6. Step 6: Final answer
    x = 4,779.96

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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.