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Finding the Fourth Proportional to 556,924.23, 835,480.65 and 192,086.77

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Solution

The fourth proportional to 556,924.23, 835,480.65 and 192,086.77 is: 288,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,924.23 : 835,480.65 = 192,086.77 : x
  2. Step 2: Convert to fraction form
    556,924.23/835,480.65 = 192,086.77/x
  3. Step 3: Cross multiply
    556,924.23x = 835,480.65 × 192,086.77
  4. Step 4: Simplify right side
    556,924.23x = 160,484,775,278.60
  5. Step 5: Solve for x
    x = 160,484,775,278.60/556,924.23
  6. Step 6: Final answer
    x = 288,162.68

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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.