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Finding the Fourth Proportional to 539,004.61, 808,645.44 and 202,049.87

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Solution

The fourth proportional to 539,004.61, 808,645.44 and 202,049.87 is: 303,126.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,004.61 : 808,645.44 = 202,049.87 : x
  2. Step 2: Convert to fraction form
    539,004.61/808,645.44 = 202,049.87/x
  3. Step 3: Cross multiply
    539,004.61x = 808,645.44 × 202,049.87
  4. Step 4: Simplify right side
    539,004.61x = 163,386,706,028.09
  5. Step 5: Solve for x
    x = 163,386,706,028.09/539,004.61
  6. Step 6: Final answer
    x = 303,126.73

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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.