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Finding the Fourth Proportional to 6,495.06, 8,957.21 and 4,256.12

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Solution

The fourth proportional to 6,495.06, 8,957.21 and 4,256.12 is: 5,869.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,495.06 : 8,957.21 = 4,256.12 : x
  2. Step 2: Convert to fraction form
    6,495.06/8,957.21 = 4,256.12/x
  3. Step 3: Cross multiply
    6,495.06x = 8,957.21 × 4,256.12
  4. Step 4: Simplify right side
    6,495.06x = 38,122,961.74
  5. Step 5: Solve for x
    x = 38,122,961.74/6,495.06
  6. Step 6: Final answer
    x = 5,869.53

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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.