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Finding the Fourth Proportional to 8,360.81, 12,527.54 and 5,891.32

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Solution

The fourth proportional to 8,360.81, 12,527.54 and 5,891.32 is: 8,827.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.81 : 12,527.54 = 5,891.32 : x
  2. Step 2: Convert to fraction form
    8,360.81/12,527.54 = 5,891.32/x
  3. Step 3: Cross multiply
    8,360.81x = 12,527.54 × 5,891.32
  4. Step 4: Simplify right side
    8,360.81x = 73,803,746.95
  5. Step 5: Solve for x
    x = 73,803,746.95/8,360.81
  6. Step 6: Final answer
    x = 8,827.34

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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.