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Finding the Fourth Proportional to 584,560.40, 876,840.60 and 269,632.40

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Solution

The fourth proportional to 584,560.40, 876,840.60 and 269,632.40 is: 404,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,560.40 : 876,840.60 = 269,632.40 : x
  2. Step 2: Convert to fraction form
    584,560.40/876,840.60 = 269,632.40/x
  3. Step 3: Cross multiply
    584,560.40x = 876,840.60 × 269,632.40
  4. Step 4: Simplify right side
    584,560.40x = 236,424,635,395.44
  5. Step 5: Solve for x
    x = 236,424,635,395.44/584,560.40
  6. Step 6: Final answer
    x = 404,448.60

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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.