Home / 767,750.99-1,059,836.09-495,951.39

Finding the Fourth Proportional to 767,750.99, 1,059,836.09 and 495,951.39

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Solution

The fourth proportional to 767,750.99, 1,059,836.09 and 495,951.39 is: 684,632.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,750.99 : 1,059,836.09 = 495,951.39 : x
  2. Step 2: Convert to fraction form
    767,750.99/1,059,836.09 = 495,951.39/x
  3. Step 3: Cross multiply
    767,750.99x = 1,059,836.09 × 495,951.39
  4. Step 4: Simplify right side
    767,750.99x = 525,627,182,007.67
  5. Step 5: Solve for x
    x = 525,627,182,007.67/767,750.99
  6. Step 6: Final answer
    x = 684,632.37

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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.