Home / 998,332.56-1,377,696.52-545,626.80

Finding the Fourth Proportional to 998,332.56, 1,377,696.52 and 545,626.80

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Solution

The fourth proportional to 998,332.56, 1,377,696.52 and 545,626.80 is: 752,963.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,332.56 : 1,377,696.52 = 545,626.80 : x
  2. Step 2: Convert to fraction form
    998,332.56/1,377,696.52 = 545,626.80/x
  3. Step 3: Cross multiply
    998,332.56x = 1,377,696.52 × 545,626.80
  4. Step 4: Simplify right side
    998,332.56x = 751,708,143,578.74
  5. Step 5: Solve for x
    x = 751,708,143,578.74/998,332.56
  6. Step 6: Final answer
    x = 752,963.67

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1.5x scale

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.