Home / 778,097.91-1,074,660.86-523,006.23

Finding the Fourth Proportional to 778,097.91, 1,074,660.86 and 523,006.23

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Solution

The fourth proportional to 778,097.91, 1,074,660.86 and 523,006.23 is: 722,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,097.91 : 1,074,660.86 = 523,006.23 : x
  2. Step 2: Convert to fraction form
    778,097.91/1,074,660.86 = 523,006.23/x
  3. Step 3: Cross multiply
    778,097.91x = 1,074,660.86 × 523,006.23
  4. Step 4: Simplify right side
    778,097.91x = 562,054,322,302.13
  5. Step 5: Solve for x
    x = 562,054,322,302.13/778,097.91
  6. Step 6: Final answer
    x = 722,343.96

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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.