Home / 774,410.75-1,068,314.33-502,563.92

Finding the Fourth Proportional to 774,410.75, 1,068,314.33 and 502,563.92

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Solution

The fourth proportional to 774,410.75, 1,068,314.33 and 502,563.92 is: 693,296.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,410.75 : 1,068,314.33 = 502,563.92 : x
  2. Step 2: Convert to fraction form
    774,410.75/1,068,314.33 = 502,563.92/x
  3. Step 3: Cross multiply
    774,410.75x = 1,068,314.33 × 502,563.92
  4. Step 4: Simplify right side
    774,410.75x = 536,896,233,391.81
  5. Step 5: Solve for x
    x = 536,896,233,391.81/774,410.75
  6. Step 6: Final answer
    x = 693,296.46

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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.