Home / 327,547.80-451,903.86-198,526.14

Finding the Fourth Proportional to 327,547.80, 451,903.86 and 198,526.14

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Solution

The fourth proportional to 327,547.80, 451,903.86 and 198,526.14 is: 273,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,547.80 : 451,903.86 = 198,526.14 : x
  2. Step 2: Convert to fraction form
    327,547.80/451,903.86 = 198,526.14/x
  3. Step 3: Cross multiply
    327,547.80x = 451,903.86 × 198,526.14
  4. Step 4: Simplify right side
    327,547.80x = 89,714,728,976.90
  5. Step 5: Solve for x
    x = 89,714,728,976.90/327,547.80
  6. Step 6: Final answer
    x = 273,898.13

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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.