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Finding the Fourth Proportional to 603,777.84, 833,944.17 and 440,175.25

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Solution

The fourth proportional to 603,777.84, 833,944.17 and 440,175.25 is: 607,974.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,777.84 : 833,944.17 = 440,175.25 : x
  2. Step 2: Convert to fraction form
    603,777.84/833,944.17 = 440,175.25/x
  3. Step 3: Cross multiply
    603,777.84x = 833,944.17 × 440,175.25
  4. Step 4: Simplify right side
    603,777.84x = 367,081,583,515.79
  5. Step 5: Solve for x
    x = 367,081,583,515.79/603,777.84
  6. Step 6: Final answer
    x = 607,974.59

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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.