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Finding the Fourth Proportional to 272,713.68, 376,245 and 165,206.16

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Solution

The fourth proportional to 272,713.68, 376,245 and 165,206.16 is: 227,924.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,713.68 : 376,245 = 165,206.16 : x
  2. Step 2: Convert to fraction form
    272,713.68/376,245 = 165,206.16/x
  3. Step 3: Cross multiply
    272,713.68x = 376,245 × 165,206.16
  4. Step 4: Simplify right side
    272,713.68x = 62,157,991,669.20
  5. Step 5: Solve for x
    x = 62,157,991,669.20/272,713.68
  6. Step 6: Final answer
    x = 227,924.00

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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.