Home / 774,523.43-1,160,102.74-374,324.91

Finding the Fourth Proportional to 774,523.43, 1,160,102.74 and 374,324.91

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Solution

The fourth proportional to 774,523.43, 1,160,102.74 and 374,324.91 is: 560,674.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,523.43 : 1,160,102.74 = 374,324.91 : x
  2. Step 2: Convert to fraction form
    774,523.43/1,160,102.74 = 374,324.91/x
  3. Step 3: Cross multiply
    774,523.43x = 1,160,102.74 × 374,324.91
  4. Step 4: Simplify right side
    774,523.43x = 434,255,346,069.12
  5. Step 5: Solve for x
    x = 434,255,346,069.12/774,523.43
  6. Step 6: Final answer
    x = 560,674.25

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1.5x scale

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.