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Finding the Fourth Proportional to 577,877.96, 797,538.94 and 336,170.72

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Solution

The fourth proportional to 577,877.96, 797,538.94 and 336,170.72 is: 463,954.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,877.96 : 797,538.94 = 336,170.72 : x
  2. Step 2: Convert to fraction form
    577,877.96/797,538.94 = 336,170.72/x
  3. Step 3: Cross multiply
    577,877.96x = 797,538.94 × 336,170.72
  4. Step 4: Simplify right side
    577,877.96x = 268,109,234,859.72
  5. Step 5: Solve for x
    x = 268,109,234,859.72/577,877.96
  6. Step 6: Final answer
    x = 463,954.77

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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.