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Finding the Fourth Proportional to 10,475, 14,457.36 and 5,998.96

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Solution

The fourth proportional to 10,475, 14,457.36 and 5,998.96 is: 8,279.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,475 : 14,457.36 = 5,998.96 : x
  2. Step 2: Convert to fraction form
    10,475/14,457.36 = 5,998.96/x
  3. Step 3: Cross multiply
    10,475x = 14,457.36 × 5,998.96
  4. Step 4: Simplify right side
    10,475x = 86,729,124.35
  5. Step 5: Solve for x
    x = 86,729,124.35/10,475
  6. Step 6: Final answer
    x = 8,279.63

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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.