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Finding the Fourth Proportional to 584,988.66, 807,278.13 and 330,324.66

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Solution

The fourth proportional to 584,988.66, 807,278.13 and 330,324.66 is: 455,844.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,988.66 : 807,278.13 = 330,324.66 : x
  2. Step 2: Convert to fraction form
    584,988.66/807,278.13 = 330,324.66/x
  3. Step 3: Cross multiply
    584,988.66x = 807,278.13 × 330,324.66
  4. Step 4: Simplify right side
    584,988.66x = 266,663,873,817.69
  5. Step 5: Solve for x
    x = 266,663,873,817.69/584,988.66
  6. Step 6: Final answer
    x = 455,844.52

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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.