Home / 994,389.40-1,372,256.94-541,680.40

Finding the Fourth Proportional to 994,389.40, 1,372,256.94 and 541,680.40

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Solution

The fourth proportional to 994,389.40, 1,372,256.94 and 541,680.40 is: 747,518.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,389.40 : 1,372,256.94 = 541,680.40 : x
  2. Step 2: Convert to fraction form
    994,389.40/1,372,256.94 = 541,680.40/x
  3. Step 3: Cross multiply
    994,389.40x = 1,372,256.94 × 541,680.40
  4. Step 4: Simplify right side
    994,389.40x = 743,324,688,161.98
  5. Step 5: Solve for x
    x = 743,324,688,161.98/994,389.40
  6. Step 6: Final answer
    x = 747,518.72

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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.