Home / 844,685.49-1,165,666.20-462,725.85

Finding the Fourth Proportional to 844,685.49, 1,165,666.20 and 462,725.85

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Solution

The fourth proportional to 844,685.49, 1,165,666.20 and 462,725.85 is: 638,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,685.49 : 1,165,666.20 = 462,725.85 : x
  2. Step 2: Convert to fraction form
    844,685.49/1,165,666.20 = 462,725.85/x
  3. Step 3: Cross multiply
    844,685.49x = 1,165,666.20 × 462,725.85
  4. Step 4: Simplify right side
    844,685.49x = 539,383,883,211.27
  5. Step 5: Solve for x
    x = 539,383,883,211.27/844,685.49
  6. Step 6: Final answer
    x = 638,561.80

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Double scale
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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.