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Finding the Fourth Proportional to 615,963, 850,028.94 and 333,339

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Solution

The fourth proportional to 615,963, 850,028.94 and 333,339 is: 460,007.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,963 : 850,028.94 = 333,339 : x
  2. Step 2: Convert to fraction form
    615,963/850,028.94 = 333,339/x
  3. Step 3: Cross multiply
    615,963x = 850,028.94 × 333,339
  4. Step 4: Simplify right side
    615,963x = 283,347,796,830.66
  5. Step 5: Solve for x
    x = 283,347,796,830.66/615,963
  6. Step 6: Final answer
    x = 460,007.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.