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Finding the Fourth Proportional to 327,805.92, 452,151.72 and 200,260.08

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Solution

The fourth proportional to 327,805.92, 452,151.72 and 200,260.08 is: 276,224.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,805.92 : 452,151.72 = 200,260.08 : x
  2. Step 2: Convert to fraction form
    327,805.92/452,151.72 = 200,260.08/x
  3. Step 3: Cross multiply
    327,805.92x = 452,151.72 × 200,260.08
  4. Step 4: Simplify right side
    327,805.92x = 90,547,939,619.34
  5. Step 5: Solve for x
    x = 90,547,939,619.34/327,805.92
  6. Step 6: Final answer
    x = 276,224.24

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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.