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Finding the Fourth Proportional to 603,744.90, 906,200.55 and 367,548.90

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Solution

The fourth proportional to 603,744.90, 906,200.55 and 367,548.90 is: 551,678.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,744.90 : 906,200.55 = 367,548.90 : x
  2. Step 2: Convert to fraction form
    603,744.90/906,200.55 = 367,548.90/x
  3. Step 3: Cross multiply
    603,744.90x = 906,200.55 × 367,548.90
  4. Step 4: Simplify right side
    603,744.90x = 333,073,015,331.90
  5. Step 5: Solve for x
    x = 333,073,015,331.90/603,744.90
  6. Step 6: Final answer
    x = 551,678.39

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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.