Home / 933,296.23-1,287,950.92-519,829.70

Finding the Fourth Proportional to 933,296.23, 1,287,950.92 and 519,829.70

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Solution

The fourth proportional to 933,296.23, 1,287,950.92 and 519,829.70 is: 717,366.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,296.23 : 1,287,950.92 = 519,829.70 : x
  2. Step 2: Convert to fraction form
    933,296.23/1,287,950.92 = 519,829.70/x
  3. Step 3: Cross multiply
    933,296.23x = 1,287,950.92 × 519,829.70
  4. Step 4: Simplify right side
    933,296.23x = 669,515,133,918.57
  5. Step 5: Solve for x
    x = 669,515,133,918.57/933,296.23
  6. Step 6: Final answer
    x = 717,366.17

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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.