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Finding the Fourth Proportional to 4,687.53, 6,477.36 and 4,459.80

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Solution

The fourth proportional to 4,687.53, 6,477.36 and 4,459.80 is: 6,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.53 : 6,477.36 = 4,459.80 : x
  2. Step 2: Convert to fraction form
    4,687.53/6,477.36 = 4,459.80/x
  3. Step 3: Cross multiply
    4,687.53x = 6,477.36 × 4,459.80
  4. Step 4: Simplify right side
    4,687.53x = 28,887,730.13
  5. Step 5: Solve for x
    x = 28,887,730.13/4,687.53
  6. Step 6: Final answer
    x = 6,162.68

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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.