Home / 923,236.98-1,274,279.60-541,386.78

Finding the Fourth Proportional to 923,236.98, 1,274,279.60 and 541,386.78

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Solution

The fourth proportional to 923,236.98, 1,274,279.60 and 541,386.78 is: 747,238.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,236.98 : 1,274,279.60 = 541,386.78 : x
  2. Step 2: Convert to fraction form
    923,236.98/1,274,279.60 = 541,386.78/x
  3. Step 3: Cross multiply
    923,236.98x = 1,274,279.60 × 541,386.78
  4. Step 4: Simplify right side
    923,236.98x = 689,878,129,463.69
  5. Step 5: Solve for x
    x = 689,878,129,463.69/923,236.98
  6. Step 6: Final answer
    x = 747,238.41

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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.