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Finding the Fourth Proportional to 521,704.04, 783,350.67 and 496,014.56

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Solution

The fourth proportional to 521,704.04, 783,350.67 and 496,014.56 is: 744,777.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,704.04 : 783,350.67 = 496,014.56 : x
  2. Step 2: Convert to fraction form
    521,704.04/783,350.67 = 496,014.56/x
  3. Step 3: Cross multiply
    521,704.04x = 783,350.67 × 496,014.56
  4. Step 4: Simplify right side
    521,704.04x = 388,553,333,989.00
  5. Step 5: Solve for x
    x = 388,553,333,989.00/521,704.04
  6. Step 6: Final answer
    x = 744,777.31

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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.