Home / 705,735.56-973,923.93-383,451.05

Finding the Fourth Proportional to 705,735.56, 973,923.93 and 383,451.05

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Solution

The fourth proportional to 705,735.56, 973,923.93 and 383,451.05 is: 529,167.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,735.56 : 973,923.93 = 383,451.05 : x
  2. Step 2: Convert to fraction form
    705,735.56/973,923.93 = 383,451.05/x
  3. Step 3: Cross multiply
    705,735.56x = 973,923.93 × 383,451.05
  4. Step 4: Simplify right side
    705,735.56x = 373,452,156,013.44
  5. Step 5: Solve for x
    x = 373,452,156,013.44/705,735.56
  6. Step 6: Final answer
    x = 529,167.26

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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.