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Finding the Fourth Proportional to 8,342.18, 12,513.26 and 5,890.01

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Solution

The fourth proportional to 8,342.18, 12,513.26 and 5,890.01 is: 8,835.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.18 : 12,513.26 = 5,890.01 : x
  2. Step 2: Convert to fraction form
    8,342.18/12,513.26 = 5,890.01/x
  3. Step 3: Cross multiply
    8,342.18x = 12,513.26 × 5,890.01
  4. Step 4: Simplify right side
    8,342.18x = 73,703,134.52
  5. Step 5: Solve for x
    x = 73,703,134.52/8,342.18
  6. Step 6: Final answer
    x = 8,835.00

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Double scale
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Similar ratio
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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.