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Finding the Fourth Proportional to 5,800.61, 8,005.14 and 3,411.30

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Solution

The fourth proportional to 5,800.61, 8,005.14 and 3,411.30 is: 4,707.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.61 : 8,005.14 = 3,411.30 : x
  2. Step 2: Convert to fraction form
    5,800.61/8,005.14 = 3,411.30/x
  3. Step 3: Cross multiply
    5,800.61x = 8,005.14 × 3,411.30
  4. Step 4: Simplify right side
    5,800.61x = 27,307,934.08
  5. Step 5: Solve for x
    x = 27,307,934.08/5,800.61
  6. Step 6: Final answer
    x = 4,707.77

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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.