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Finding the Fourth Proportional to 604,000.80, 906,110.55 and 303,725.70

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Solution

The fourth proportional to 604,000.80, 906,110.55 and 303,725.70 is: 455,643.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,000.80 : 906,110.55 = 303,725.70 : x
  2. Step 2: Convert to fraction form
    604,000.80/906,110.55 = 303,725.70/x
  3. Step 3: Cross multiply
    604,000.80x = 906,110.55 × 303,725.70
  4. Step 4: Simplify right side
    604,000.80x = 275,209,061,076.14
  5. Step 5: Solve for x
    x = 275,209,061,076.14/604,000.80
  6. Step 6: Final answer
    x = 455,643.54

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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.