Home / 774,536.95-1,160,123.01-374,338.45

Finding the Fourth Proportional to 774,536.95, 1,160,123.01 and 374,338.45

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Solution

The fourth proportional to 774,536.95, 1,160,123.01 and 374,338.45 is: 560,694.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,536.95 : 1,160,123.01 = 374,338.45 : x
  2. Step 2: Convert to fraction form
    774,536.95/1,160,123.01 = 374,338.45/x
  3. Step 3: Cross multiply
    774,536.95x = 1,160,123.01 × 374,338.45
  4. Step 4: Simplify right side
    774,536.95x = 434,278,649,372.74
  5. Step 5: Solve for x
    x = 434,278,649,372.74/774,536.95
  6. Step 6: Final answer
    x = 560,694.55

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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.