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Finding the Fourth Proportional to 618,100.80, 925,768.80 and 604,276.80

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Solution

The fourth proportional to 618,100.80, 925,768.80 and 604,276.80 is: 905,063.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,100.80 : 925,768.80 = 604,276.80 : x
  2. Step 2: Convert to fraction form
    618,100.80/925,768.80 = 604,276.80/x
  3. Step 3: Cross multiply
    618,100.80x = 925,768.80 × 604,276.80
  4. Step 4: Simplify right side
    618,100.80x = 559,420,608,003.84
  5. Step 5: Solve for x
    x = 559,420,608,003.84/618,100.80
  6. Step 6: Final answer
    x = 905,063.72

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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.