Home / 769,905.00-1,062,475.78-425,764.08

Finding the Fourth Proportional to 769,905.00, 1,062,475.78 and 425,764.08

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Solution

The fourth proportional to 769,905.00, 1,062,475.78 and 425,764.08 is: 587,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,905.00 : 1,062,475.78 = 425,764.08 : x
  2. Step 2: Convert to fraction form
    769,905.00/1,062,475.78 = 425,764.08/x
  3. Step 3: Cross multiply
    769,905.00x = 1,062,475.78 × 425,764.08
  4. Step 4: Simplify right side
    769,905.00x = 452,364,020,203.53
  5. Step 5: Solve for x
    x = 452,364,020,203.53/769,905.00
  6. Step 6: Final answer
    x = 587,558.24

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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.