Home / 893,565.49-1,233,132.87-485,667.21

Finding the Fourth Proportional to 893,565.49, 1,233,132.87 and 485,667.21

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Solution

The fourth proportional to 893,565.49, 1,233,132.87 and 485,667.21 is: 670,227.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,565.49 : 1,233,132.87 = 485,667.21 : x
  2. Step 2: Convert to fraction form
    893,565.49/1,233,132.87 = 485,667.21/x
  3. Step 3: Cross multiply
    893,565.49x = 1,233,132.87 × 485,667.21
  4. Step 4: Simplify right side
    893,565.49x = 598,892,200,532.19
  5. Step 5: Solve for x
    x = 598,892,200,532.19/893,565.49
  6. Step 6: Final answer
    x = 670,227.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.