Home / 893,229.72-1,232,661.57-485,332.61

Finding the Fourth Proportional to 893,229.72, 1,232,661.57 and 485,332.61

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Solution

The fourth proportional to 893,229.72, 1,232,661.57 and 485,332.61 is: 669,761.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,229.72 : 1,232,661.57 = 485,332.61 : x
  2. Step 2: Convert to fraction form
    893,229.72/1,232,661.57 = 485,332.61/x
  3. Step 3: Cross multiply
    893,229.72x = 1,232,661.57 × 485,332.61
  4. Step 4: Simplify right side
    893,229.72x = 598,250,850,851.49
  5. Step 5: Solve for x
    x = 598,250,850,851.49/893,229.72
  6. Step 6: Final answer
    x = 669,761.47

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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.