Home / 584,128.80-876,193.20-269,200.80

Finding the Fourth Proportional to 584,128.80, 876,193.20 and 269,200.80

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Solution

The fourth proportional to 584,128.80, 876,193.20 and 269,200.80 is: 403,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,128.80 : 876,193.20 = 269,200.80 : x
  2. Step 2: Convert to fraction form
    584,128.80/876,193.20 = 269,200.80/x
  3. Step 3: Cross multiply
    584,128.80x = 876,193.20 × 269,200.80
  4. Step 4: Simplify right side
    584,128.80x = 235,871,910,394.56
  5. Step 5: Solve for x
    x = 235,871,910,394.56/584,128.80
  6. Step 6: Final answer
    x = 403,801.20

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Half scale
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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.