Home / 960,764.32-1,441,221.36-561,446.56

Finding the Fourth Proportional to 960,764.32, 1,441,221.36 and 561,446.56

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Solution

The fourth proportional to 960,764.32, 1,441,221.36 and 561,446.56 is: 842,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,764.32 : 1,441,221.36 = 561,446.56 : x
  2. Step 2: Convert to fraction form
    960,764.32/1,441,221.36 = 561,446.56/x
  3. Step 3: Cross multiply
    960,764.32x = 1,441,221.36 × 561,446.56
  4. Step 4: Simplify right side
    960,764.32x = 809,168,774,770.52
  5. Step 5: Solve for x
    x = 809,168,774,770.52/960,764.32
  6. Step 6: Final answer
    x = 842,213.60

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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.