Home / 709,061.85-1,062,705.83-354,174.93

Finding the Fourth Proportional to 709,061.85, 1,062,705.83 and 354,174.93

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Solution

The fourth proportional to 709,061.85, 1,062,705.83 and 354,174.93 is: 530,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,061.85 : 1,062,705.83 = 354,174.93 : x
  2. Step 2: Convert to fraction form
    709,061.85/1,062,705.83 = 354,174.93/x
  3. Step 3: Cross multiply
    709,061.85x = 1,062,705.83 × 354,174.93
  4. Step 4: Simplify right side
    709,061.85x = 376,383,761,179.97
  5. Step 5: Solve for x
    x = 376,383,761,179.97/709,061.85
  6. Step 6: Final answer
    x = 530,819.37

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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.