Home / 766,553.76-1,149,830.64-234,046.26

Finding the Fourth Proportional to 766,553.76, 1,149,830.64 and 234,046.26

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Solution

The fourth proportional to 766,553.76, 1,149,830.64 and 234,046.26 is: 351,069.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,553.76 : 1,149,830.64 = 234,046.26 : x
  2. Step 2: Convert to fraction form
    766,553.76/1,149,830.64 = 234,046.26/x
  3. Step 3: Cross multiply
    766,553.76x = 1,149,830.64 × 234,046.26
  4. Step 4: Simplify right side
    766,553.76x = 269,113,560,925.41
  5. Step 5: Solve for x
    x = 269,113,560,925.41/766,553.76
  6. Step 6: Final answer
    x = 351,069.39

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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.