Home / 731,435.82-1,096,434.01-427,444.14

Finding the Fourth Proportional to 731,435.82, 1,096,434.01 and 427,444.14

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Solution

The fourth proportional to 731,435.82, 1,096,434.01 and 427,444.14 is: 640,745.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,435.82 : 1,096,434.01 = 427,444.14 : x
  2. Step 2: Convert to fraction form
    731,435.82/1,096,434.01 = 427,444.14/x
  3. Step 3: Cross multiply
    731,435.82x = 1,096,434.01 × 427,444.14
  4. Step 4: Simplify right side
    731,435.82x = 468,664,294,712.76
  5. Step 5: Solve for x
    x = 468,664,294,712.76/731,435.82
  6. Step 6: Final answer
    x = 640,745.61

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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.