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Finding the Fourth Proportional to 569,732.09, 786,142.94 and 327,967.95

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Solution

The fourth proportional to 569,732.09, 786,142.94 and 327,967.95 is: 452,545.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,732.09 : 786,142.94 = 327,967.95 : x
  2. Step 2: Convert to fraction form
    569,732.09/786,142.94 = 327,967.95/x
  3. Step 3: Cross multiply
    569,732.09x = 786,142.94 × 327,967.95
  4. Step 4: Simplify right side
    569,732.09x = 257,829,685,080.78
  5. Step 5: Solve for x
    x = 257,829,685,080.78/569,732.09
  6. Step 6: Final answer
    x = 452,545.49

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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.