Home / 584,938.80-877,408.20-270,010.80

Finding the Fourth Proportional to 584,938.80, 877,408.20 and 270,010.80

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Solution

The fourth proportional to 584,938.80, 877,408.20 and 270,010.80 is: 405,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,938.80 : 877,408.20 = 270,010.80 : x
  2. Step 2: Convert to fraction form
    584,938.80/877,408.20 = 270,010.80/x
  3. Step 3: Cross multiply
    584,938.80x = 877,408.20 × 270,010.80
  4. Step 4: Simplify right side
    584,938.80x = 236,909,690,008.56
  5. Step 5: Solve for x
    x = 236,909,690,008.56/584,938.80
  6. Step 6: Final answer
    x = 405,016.20

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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.