Home / 843,284.93-1,163,729.55-456,100.75

Finding the Fourth Proportional to 843,284.93, 1,163,729.55 and 456,100.75

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Solution

The fourth proportional to 843,284.93, 1,163,729.55 and 456,100.75 is: 629,417.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,284.93 : 1,163,729.55 = 456,100.75 : x
  2. Step 2: Convert to fraction form
    843,284.93/1,163,729.55 = 456,100.75/x
  3. Step 3: Cross multiply
    843,284.93x = 1,163,729.55 × 456,100.75
  4. Step 4: Simplify right side
    843,284.93x = 530,777,914,733.52
  5. Step 5: Solve for x
    x = 530,777,914,733.52/843,284.93
  6. Step 6: Final answer
    x = 629,417.05

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1.5x scale

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.