Home / 798,131.96-1,101,446.41-454,017.75

Finding the Fourth Proportional to 798,131.96, 1,101,446.41 and 454,017.75

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Solution

The fourth proportional to 798,131.96, 1,101,446.41 and 454,017.75 is: 626,558.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,131.96 : 1,101,446.41 = 454,017.75 : x
  2. Step 2: Convert to fraction form
    798,131.96/1,101,446.41 = 454,017.75/x
  3. Step 3: Cross multiply
    798,131.96x = 1,101,446.41 × 454,017.75
  4. Step 4: Simplify right side
    798,131.96x = 500,076,220,813.78
  5. Step 5: Solve for x
    x = 500,076,220,813.78/798,131.96
  6. Step 6: Final answer
    x = 626,558.32

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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.