Home / 884,651.76-1,220,845.23-502,694.64

Finding the Fourth Proportional to 884,651.76, 1,220,845.23 and 502,694.64

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Solution

The fourth proportional to 884,651.76, 1,220,845.23 and 502,694.64 is: 693,733.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,651.76 : 1,220,845.23 = 502,694.64 : x
  2. Step 2: Convert to fraction form
    884,651.76/1,220,845.23 = 502,694.64/x
  3. Step 3: Cross multiply
    884,651.76x = 1,220,845.23 × 502,694.64
  4. Step 4: Simplify right side
    884,651.76x = 613,712,353,390.57
  5. Step 5: Solve for x
    x = 613,712,353,390.57/884,651.76
  6. Step 6: Final answer
    x = 693,733.26

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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.