Home / 774,530.43-1,160,965.01-374,621.07

Finding the Fourth Proportional to 774,530.43, 1,160,965.01 and 374,621.07

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Solution

The fourth proportional to 774,530.43, 1,160,965.01 and 374,621.07 is: 561,529.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,530.43 : 1,160,965.01 = 374,621.07 : x
  2. Step 2: Convert to fraction form
    774,530.43/1,160,965.01 = 374,621.07/x
  3. Step 3: Cross multiply
    774,530.43x = 1,160,965.01 × 374,621.07
  4. Step 4: Simplify right side
    774,530.43x = 434,921,954,278.76
  5. Step 5: Solve for x
    x = 434,921,954,278.76/774,530.43
  6. Step 6: Final answer
    x = 561,529.85

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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.