Home / 755,110.35-1,042,076.48-432,881.55

Finding the Fourth Proportional to 755,110.35, 1,042,076.48 and 432,881.55

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Solution

The fourth proportional to 755,110.35, 1,042,076.48 and 432,881.55 is: 597,390.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,110.35 : 1,042,076.48 = 432,881.55 : x
  2. Step 2: Convert to fraction form
    755,110.35/1,042,076.48 = 432,881.55/x
  3. Step 3: Cross multiply
    755,110.35x = 1,042,076.48 × 432,881.55
  4. Step 4: Simplify right side
    755,110.35x = 451,095,679,716.54
  5. Step 5: Solve for x
    x = 451,095,679,716.54/755,110.35
  6. Step 6: Final answer
    x = 597,390.41

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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.