Home / 971,846.34-1,457,603.43-261,708.30

Finding the Fourth Proportional to 971,846.34, 1,457,603.43 and 261,708.30

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Solution

The fourth proportional to 971,846.34, 1,457,603.43 and 261,708.30 is: 392,517.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,846.34 : 1,457,603.43 = 261,708.30 : x
  2. Step 2: Convert to fraction form
    971,846.34/1,457,603.43 = 261,708.30/x
  3. Step 3: Cross multiply
    971,846.34x = 1,457,603.43 × 261,708.30
  4. Step 4: Simplify right side
    971,846.34x = 381,466,915,739.47
  5. Step 5: Solve for x
    x = 381,466,915,739.47/971,846.34
  6. Step 6: Final answer
    x = 392,517.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.