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Finding the Fourth Proportional to 603,655.76, 833,117.64 and 349,069.52

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Solution

The fourth proportional to 603,655.76, 833,117.64 and 349,069.52 is: 481,757.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,655.76 : 833,117.64 = 349,069.52 : x
  2. Step 2: Convert to fraction form
    603,655.76/833,117.64 = 349,069.52/x
  3. Step 3: Cross multiply
    603,655.76x = 833,117.64 × 349,069.52
  4. Step 4: Simplify right side
    603,655.76x = 290,815,974,698.33
  5. Step 5: Solve for x
    x = 290,815,974,698.33/603,655.76
  6. Step 6: Final answer
    x = 481,757.97

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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.