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Finding the Fourth Proportional to 8,263.22, 12,392.04 and 4,567.16

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Solution

The fourth proportional to 8,263.22, 12,392.04 and 4,567.16 is: 6,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.22 : 12,392.04 = 4,567.16 : x
  2. Step 2: Convert to fraction form
    8,263.22/12,392.04 = 4,567.16/x
  3. Step 3: Cross multiply
    8,263.22x = 12,392.04 × 4,567.16
  4. Step 4: Simplify right side
    8,263.22x = 56,596,429.41
  5. Step 5: Solve for x
    x = 56,596,429.41/8,263.22
  6. Step 6: Final answer
    x = 6,849.20

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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.