Home / 678,453.61-1,022,557.05-584,813.95

Finding the Fourth Proportional to 678,453.61, 1,022,557.05 and 584,813.95

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Solution

The fourth proportional to 678,453.61, 1,022,557.05 and 584,813.95 is: 881,424.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,453.61 : 1,022,557.05 = 584,813.95 : x
  2. Step 2: Convert to fraction form
    678,453.61/1,022,557.05 = 584,813.95/x
  3. Step 3: Cross multiply
    678,453.61x = 1,022,557.05 × 584,813.95
  4. Step 4: Simplify right side
    678,453.61x = 598,005,627,007.97
  5. Step 5: Solve for x
    x = 598,005,627,007.97/678,453.61
  6. Step 6: Final answer
    x = 881,424.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.