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Finding the Fourth Proportional to 8,459.68, 11,674.74 and 4,733.68

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Solution

The fourth proportional to 8,459.68, 11,674.74 and 4,733.68 is: 6,532.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,459.68 : 11,674.74 = 4,733.68 : x
  2. Step 2: Convert to fraction form
    8,459.68/11,674.74 = 4,733.68/x
  3. Step 3: Cross multiply
    8,459.68x = 11,674.74 × 4,733.68
  4. Step 4: Simplify right side
    8,459.68x = 55,264,483.24
  5. Step 5: Solve for x
    x = 55,264,483.24/8,459.68
  6. Step 6: Final answer
    x = 6,532.69

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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.