Home / 843,333.06-1,163,801.02-499,446.40

Finding the Fourth Proportional to 843,333.06, 1,163,801.02 and 499,446.40

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Solution

The fourth proportional to 843,333.06, 1,163,801.02 and 499,446.40 is: 689,236.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,333.06 : 1,163,801.02 = 499,446.40 : x
  2. Step 2: Convert to fraction form
    843,333.06/1,163,801.02 = 499,446.40/x
  3. Step 3: Cross multiply
    843,333.06x = 1,163,801.02 × 499,446.40
  4. Step 4: Simplify right side
    843,333.06x = 581,256,229,755.33
  5. Step 5: Solve for x
    x = 581,256,229,755.33/843,333.06
  6. Step 6: Final answer
    x = 689,236.86

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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.