Home / 265,323.04-366,171.68-198,138.40

Finding the Fourth Proportional to 265,323.04, 366,171.68 and 198,138.40

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Solution

The fourth proportional to 265,323.04, 366,171.68 and 198,138.40 is: 273,450.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,323.04 : 366,171.68 = 198,138.40 : x
  2. Step 2: Convert to fraction form
    265,323.04/366,171.68 = 198,138.40/x
  3. Step 3: Cross multiply
    265,323.04x = 366,171.68 × 198,138.40
  4. Step 4: Simplify right side
    265,323.04x = 72,552,670,800.51
  5. Step 5: Solve for x
    x = 72,552,670,800.51/265,323.04
  6. Step 6: Final answer
    x = 273,450.32

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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.