Home / 852,323.60-1,176,231.42-465,164.01

Finding the Fourth Proportional to 852,323.60, 1,176,231.42 and 465,164.01

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Solution

The fourth proportional to 852,323.60, 1,176,231.42 and 465,164.01 is: 641,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,323.60 : 1,176,231.42 = 465,164.01 : x
  2. Step 2: Convert to fraction form
    852,323.60/1,176,231.42 = 465,164.01/x
  3. Step 3: Cross multiply
    852,323.60x = 1,176,231.42 × 465,164.01
  4. Step 4: Simplify right side
    852,323.60x = 547,140,524,015.19
  5. Step 5: Solve for x
    x = 547,140,524,015.19/852,323.60
  6. Step 6: Final answer
    x = 641,939.90

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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.