Home / 1,090,338.93-1,635,508-291,599.73

Finding the Fourth Proportional to 1,090,338.93, 1,635,508 and 291,599.73

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Solution

The fourth proportional to 1,090,338.93, 1,635,508 and 291,599.73 is: 437,399.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,338.93 : 1,635,508 = 291,599.73 : x
  2. Step 2: Convert to fraction form
    1,090,338.93/1,635,508 = 291,599.73/x
  3. Step 3: Cross multiply
    1,090,338.93x = 1,635,508 × 291,599.73
  4. Step 4: Simplify right side
    1,090,338.93x = 476,913,691,212.84
  5. Step 5: Solve for x
    x = 476,913,691,212.84/1,090,338.93
  6. Step 6: Final answer
    x = 437,399.49

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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.