Home / 1,173,529.27-1,760,293.95-640,759.69

Finding the Fourth Proportional to 1,173,529.27, 1,760,293.95 and 640,759.69

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Solution

The fourth proportional to 1,173,529.27, 1,760,293.95 and 640,759.69 is: 961,139.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,529.27 : 1,760,293.95 = 640,759.69 : x
  2. Step 2: Convert to fraction form
    1,173,529.27/1,760,293.95 = 640,759.69/x
  3. Step 3: Cross multiply
    1,173,529.27x = 1,760,293.95 × 640,759.69
  4. Step 4: Simplify right side
    1,173,529.27x = 1,127,925,405,710.88
  5. Step 5: Solve for x
    x = 1,127,925,405,710.88/1,173,529.27
  6. Step 6: Final answer
    x = 961,139.56

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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.