Home / 903,965.73-1,247,488.02-496,105.52

Finding the Fourth Proportional to 903,965.73, 1,247,488.02 and 496,105.52

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Solution

The fourth proportional to 903,965.73, 1,247,488.02 and 496,105.52 is: 684,634.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,965.73 : 1,247,488.02 = 496,105.52 : x
  2. Step 2: Convert to fraction form
    903,965.73/1,247,488.02 = 496,105.52/x
  3. Step 3: Cross multiply
    903,965.73x = 1,247,488.02 × 496,105.52
  4. Step 4: Simplify right side
    903,965.73x = 618,885,692,855.87
  5. Step 5: Solve for x
    x = 618,885,692,855.87/903,965.73
  6. Step 6: Final answer
    x = 684,634.02

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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.