Home / 705,853.17-974,091.78-383,584.03

Finding the Fourth Proportional to 705,853.17, 974,091.78 and 383,584.03

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Solution

The fourth proportional to 705,853.17, 974,091.78 and 383,584.03 is: 529,353.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,853.17 : 974,091.78 = 383,584.03 : x
  2. Step 2: Convert to fraction form
    705,853.17/974,091.78 = 383,584.03/x
  3. Step 3: Cross multiply
    705,853.17x = 974,091.78 × 383,584.03
  4. Step 4: Simplify right side
    705,853.17x = 373,646,045,691.82
  5. Step 5: Solve for x
    x = 373,646,045,691.82/705,853.17
  6. Step 6: Final answer
    x = 529,353.78

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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.