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Finding the Fourth Proportional to 324,655.84, 448,016.46 and 181,417.06

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Solution

The fourth proportional to 324,655.84, 448,016.46 and 181,417.06 is: 250,350.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,655.84 : 448,016.46 = 181,417.06 : x
  2. Step 2: Convert to fraction form
    324,655.84/448,016.46 = 181,417.06/x
  3. Step 3: Cross multiply
    324,655.84x = 448,016.46 × 181,417.06
  4. Step 4: Simplify right side
    324,655.84x = 81,277,828,884.51
  5. Step 5: Solve for x
    x = 81,277,828,884.51/324,655.84
  6. Step 6: Final answer
    x = 250,350.74

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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.