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Finding the Fourth Proportional to 524,415.60, 786,817.80 and 504,975.60

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Solution

The fourth proportional to 524,415.60, 786,817.80 and 504,975.60 is: 757,650.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,415.60 : 786,817.80 = 504,975.60 : x
  2. Step 2: Convert to fraction form
    524,415.60/786,817.80 = 504,975.60/x
  3. Step 3: Cross multiply
    524,415.60x = 786,817.80 × 504,975.60
  4. Step 4: Simplify right side
    524,415.60x = 397,323,790,645.68
  5. Step 5: Solve for x
    x = 397,323,790,645.68/524,415.60
  6. Step 6: Final answer
    x = 757,650.59

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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.