Home / 759,852.72-1,053,392.07-719,404.56

Finding the Fourth Proportional to 759,852.72, 1,053,392.07 and 719,404.56

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Solution

The fourth proportional to 759,852.72, 1,053,392.07 and 719,404.56 is: 997,318.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,852.72 : 1,053,392.07 = 719,404.56 : x
  2. Step 2: Convert to fraction form
    759,852.72/1,053,392.07 = 719,404.56/x
  3. Step 3: Cross multiply
    759,852.72x = 1,053,392.07 × 719,404.56
  4. Step 4: Simplify right side
    759,852.72x = 757,815,058,625.84
  5. Step 5: Solve for x
    x = 757,815,058,625.84/759,852.72
  6. Step 6: Final answer
    x = 997,318.35

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.