Home / 994,220.72-1,372,024.10-541,511.72

Finding the Fourth Proportional to 994,220.72, 1,372,024.10 and 541,511.72

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Solution

The fourth proportional to 994,220.72, 1,372,024.10 and 541,511.72 is: 747,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,220.72 : 1,372,024.10 = 541,511.72 : x
  2. Step 2: Convert to fraction form
    994,220.72/1,372,024.10 = 541,511.72/x
  3. Step 3: Cross multiply
    994,220.72x = 1,372,024.10 × 541,511.72
  4. Step 4: Simplify right side
    994,220.72x = 742,967,130,272.45
  5. Step 5: Solve for x
    x = 742,967,130,272.45/994,220.72
  6. Step 6: Final answer
    x = 747,285.90

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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.