Home / 325,802.06-449,606.25-198,477.65

Finding the Fourth Proportional to 325,802.06, 449,606.25 and 198,477.65

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Solution

The fourth proportional to 325,802.06, 449,606.25 and 198,477.65 is: 273,898.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,802.06 : 449,606.25 = 198,477.65 : x
  2. Step 2: Convert to fraction form
    325,802.06/449,606.25 = 198,477.65/x
  3. Step 3: Cross multiply
    325,802.06x = 449,606.25 × 198,477.65
  4. Step 4: Simplify right side
    325,802.06x = 89,236,791,925.31
  5. Step 5: Solve for x
    x = 89,236,791,925.31/325,802.06
  6. Step 6: Final answer
    x = 273,898.80

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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.