Home / 442,869.12-611,157.96-241,665.12

Finding the Fourth Proportional to 442,869.12, 611,157.96 and 241,665.12

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Solution

The fourth proportional to 442,869.12, 611,157.96 and 241,665.12 is: 333,497.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,869.12 : 611,157.96 = 241,665.12 : x
  2. Step 2: Convert to fraction form
    442,869.12/611,157.96 = 241,665.12/x
  3. Step 3: Cross multiply
    442,869.12x = 611,157.96 × 241,665.12
  4. Step 4: Simplify right side
    442,869.12x = 147,695,561,742.36
  5. Step 5: Solve for x
    x = 147,695,561,742.36/442,869.12
  6. Step 6: Final answer
    x = 333,497.09

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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.