Home / 924,136.80-1,386,205.20-504,232.80

Finding the Fourth Proportional to 924,136.80, 1,386,205.20 and 504,232.80

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Solution

The fourth proportional to 924,136.80, 1,386,205.20 and 504,232.80 is: 756,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,136.80 : 1,386,205.20 = 504,232.80 : x
  2. Step 2: Convert to fraction form
    924,136.80/1,386,205.20 = 504,232.80/x
  3. Step 3: Cross multiply
    924,136.80x = 1,386,205.20 × 504,232.80
  4. Step 4: Simplify right side
    924,136.80x = 698,970,129,370.56
  5. Step 5: Solve for x
    x = 698,970,129,370.56/924,136.80
  6. Step 6: Final answer
    x = 756,349.20

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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.