Home / 893,404.64-1,232,910.41-485,514.56

Finding the Fourth Proportional to 893,404.64, 1,232,910.41 and 485,514.56

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Solution

The fourth proportional to 893,404.64, 1,232,910.41 and 485,514.56 is: 670,016.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,404.64 : 1,232,910.41 = 485,514.56 : x
  2. Step 2: Convert to fraction form
    893,404.64/1,232,910.41 = 485,514.56/x
  3. Step 3: Cross multiply
    893,404.64x = 1,232,910.41 × 485,514.56
  4. Step 4: Simplify right side
    893,404.64x = 598,595,946,638.45
  5. Step 5: Solve for x
    x = 598,595,946,638.45/893,404.64
  6. Step 6: Final answer
    x = 670,016.61

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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.