Home / 705,939.56-974,204.10-383,649.65

Finding the Fourth Proportional to 705,939.56, 974,204.10 and 383,649.65

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Solution

The fourth proportional to 705,939.56, 974,204.10 and 383,649.65 is: 529,440.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,939.56 : 974,204.10 = 383,649.65 : x
  2. Step 2: Convert to fraction form
    705,939.56/974,204.10 = 383,649.65/x
  3. Step 3: Cross multiply
    705,939.56x = 974,204.10 × 383,649.65
  4. Step 4: Simplify right side
    705,939.56x = 373,753,055,204.30
  5. Step 5: Solve for x
    x = 373,753,055,204.30/705,939.56
  6. Step 6: Final answer
    x = 529,440.59

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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.