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Finding the Fourth Proportional to 614,805.75, 848,584.04 and 418,896.27

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Solution

The fourth proportional to 614,805.75, 848,584.04 and 418,896.27 is: 578,180.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,805.75 : 848,584.04 = 418,896.27 : x
  2. Step 2: Convert to fraction form
    614,805.75/848,584.04 = 418,896.27/x
  3. Step 3: Cross multiply
    614,805.75x = 848,584.04 × 418,896.27
  4. Step 4: Simplify right side
    614,805.75x = 355,468,691,292.19
  5. Step 5: Solve for x
    x = 355,468,691,292.19/614,805.75
  6. Step 6: Final answer
    x = 578,180.50

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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.