Home / 983,791.09-1,472,353.62-604,951.80

Finding the Fourth Proportional to 983,791.09, 1,472,353.62 and 604,951.80

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Solution

The fourth proportional to 983,791.09, 1,472,353.62 and 604,951.80 is: 905,378.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,791.09 : 1,472,353.62 = 604,951.80 : x
  2. Step 2: Convert to fraction form
    983,791.09/1,472,353.62 = 604,951.80/x
  3. Step 3: Cross multiply
    983,791.09x = 1,472,353.62 × 604,951.80
  4. Step 4: Simplify right side
    983,791.09x = 890,702,972,655.52
  5. Step 5: Solve for x
    x = 890,702,972,655.52/983,791.09
  6. Step 6: Final answer
    x = 905,378.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.