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Finding the Fourth Proportional to 603,551.17, 908,937.47 and 549,743.68

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Solution

The fourth proportional to 603,551.17, 908,937.47 and 549,743.68 is: 827,904.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,551.17 : 908,937.47 = 549,743.68 : x
  2. Step 2: Convert to fraction form
    603,551.17/908,937.47 = 549,743.68/x
  3. Step 3: Cross multiply
    603,551.17x = 908,937.47 × 549,743.68
  4. Step 4: Simplify right side
    603,551.17x = 499,682,629,647.69
  5. Step 5: Solve for x
    x = 499,682,629,647.69/603,551.17
  6. Step 6: Final answer
    x = 827,904.33

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.