Home / 809,785.84-1,117,504.56-452,089.84

Finding the Fourth Proportional to 809,785.84, 1,117,504.56 and 452,089.84

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Solution

The fourth proportional to 809,785.84, 1,117,504.56 and 452,089.84 is: 623,884.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,785.84 : 1,117,504.56 = 452,089.84 : x
  2. Step 2: Convert to fraction form
    809,785.84/1,117,504.56 = 452,089.84/x
  3. Step 3: Cross multiply
    809,785.84x = 1,117,504.56 × 452,089.84
  4. Step 4: Simplify right side
    809,785.84x = 505,212,457,729.67
  5. Step 5: Solve for x
    x = 505,212,457,729.67/809,785.84
  6. Step 6: Final answer
    x = 623,884.04

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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.