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Finding the Fourth Proportional to 713,263.53, 984,404.37 and 441,418.98

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Solution

The fourth proportional to 713,263.53, 984,404.37 and 441,418.98 is: 609,220.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,263.53 : 984,404.37 = 441,418.98 : x
  2. Step 2: Convert to fraction form
    713,263.53/984,404.37 = 441,418.98/x
  3. Step 3: Cross multiply
    713,263.53x = 984,404.37 × 441,418.98
  4. Step 4: Simplify right side
    713,263.53x = 434,534,772,912.94
  5. Step 5: Solve for x
    x = 434,534,772,912.94/713,263.53
  6. Step 6: Final answer
    x = 609,220.51

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Double scale
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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.