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Finding the Fourth Proportional to 225,637.04, 311,199.74 and 191,757.66

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Solution

The fourth proportional to 225,637.04, 311,199.74 and 191,757.66 is: 264,473.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,637.04 : 311,199.74 = 191,757.66 : x
  2. Step 2: Convert to fraction form
    225,637.04/311,199.74 = 191,757.66/x
  3. Step 3: Cross multiply
    225,637.04x = 311,199.74 × 191,757.66
  4. Step 4: Simplify right side
    225,637.04x = 59,674,933,935.01
  5. Step 5: Solve for x
    x = 59,674,933,935.01/225,637.04
  6. Step 6: Final answer
    x = 264,473.13

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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.