Home / 831,919.38-1,248,016.95-292,035.59

Finding the Fourth Proportional to 831,919.38, 1,248,016.95 and 292,035.59

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Solution

The fourth proportional to 831,919.38, 1,248,016.95 and 292,035.59 is: 438,101.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,919.38 : 1,248,016.95 = 292,035.59 : x
  2. Step 2: Convert to fraction form
    831,919.38/1,248,016.95 = 292,035.59/x
  3. Step 3: Cross multiply
    831,919.38x = 1,248,016.95 × 292,035.59
  4. Step 4: Simplify right side
    831,919.38x = 364,465,371,783.33
  5. Step 5: Solve for x
    x = 364,465,371,783.33/831,919.38
  6. Step 6: Final answer
    x = 438,101.79

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Double scale
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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.