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Finding the Fourth Proportional to 600,964.67, 829,299.71 and 328,980.47

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Solution

The fourth proportional to 600,964.67, 829,299.71 and 328,980.47 is: 453,975.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,964.67 : 829,299.71 = 328,980.47 : x
  2. Step 2: Convert to fraction form
    600,964.67/829,299.71 = 328,980.47/x
  3. Step 3: Cross multiply
    600,964.67x = 829,299.71 × 328,980.47
  4. Step 4: Simplify right side
    600,964.67x = 272,823,402,575.26
  5. Step 5: Solve for x
    x = 272,823,402,575.26/600,964.67
  6. Step 6: Final answer
    x = 453,975.78

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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.