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Finding the Fourth Proportional to 5,671.23, 8,506.08 and 1,973.13

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Solution

The fourth proportional to 5,671.23, 8,506.08 and 1,973.13 is: 2,959.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,671.23 : 8,506.08 = 1,973.13 : x
  2. Step 2: Convert to fraction form
    5,671.23/8,506.08 = 1,973.13/x
  3. Step 3: Cross multiply
    5,671.23x = 8,506.08 × 1,973.13
  4. Step 4: Simplify right side
    5,671.23x = 16,783,601.63
  5. Step 5: Solve for x
    x = 16,783,601.63/5,671.23
  6. Step 6: Final answer
    x = 2,959.43

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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.