Home / 1,170,085.62-1,755,194.07-328,571.76

Finding the Fourth Proportional to 1,170,085.62, 1,755,194.07 and 328,571.76

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Solution

The fourth proportional to 1,170,085.62, 1,755,194.07 and 328,571.76 is: 492,876.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,085.62 : 1,755,194.07 = 328,571.76 : x
  2. Step 2: Convert to fraction form
    1,170,085.62/1,755,194.07 = 328,571.76/x
  3. Step 3: Cross multiply
    1,170,085.62x = 1,755,194.07 × 328,571.76
  4. Step 4: Simplify right side
    1,170,085.62x = 576,707,204,721.46
  5. Step 5: Solve for x
    x = 576,707,204,721.46/1,170,085.62
  6. Step 6: Final answer
    x = 492,876.07

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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.