Home / 889,205.80-1,333,808.70-591,644.20

Finding the Fourth Proportional to 889,205.80, 1,333,808.70 and 591,644.20

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Solution

The fourth proportional to 889,205.80, 1,333,808.70 and 591,644.20 is: 887,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,205.80 : 1,333,808.70 = 591,644.20 : x
  2. Step 2: Convert to fraction form
    889,205.80/1,333,808.70 = 591,644.20/x
  3. Step 3: Cross multiply
    889,205.80x = 1,333,808.70 × 591,644.20
  4. Step 4: Simplify right side
    889,205.80x = 789,140,181,264.54
  5. Step 5: Solve for x
    x = 789,140,181,264.54/889,205.80
  6. Step 6: Final answer
    x = 887,466.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.