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Finding the Fourth Proportional to 4,363.76, 6,530.52 and 4,182.32

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Solution

The fourth proportional to 4,363.76, 6,530.52 and 4,182.32 is: 6,258.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,363.76 : 6,530.52 = 4,182.32 : x
  2. Step 2: Convert to fraction form
    4,363.76/6,530.52 = 4,182.32/x
  3. Step 3: Cross multiply
    4,363.76x = 6,530.52 × 4,182.32
  4. Step 4: Simplify right side
    4,363.76x = 27,312,724.41
  5. Step 5: Solve for x
    x = 27,312,724.41/4,363.76
  6. Step 6: Final answer
    x = 6,258.99

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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.