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Finding the Fourth Proportional to 324,281, 447,499.06 and 181,037

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Solution

The fourth proportional to 324,281, 447,499.06 and 181,037 is: 249,826.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,281 : 447,499.06 = 181,037 : x
  2. Step 2: Convert to fraction form
    324,281/447,499.06 = 181,037/x
  3. Step 3: Cross multiply
    324,281x = 447,499.06 × 181,037
  4. Step 4: Simplify right side
    324,281x = 81,013,887,325.22
  5. Step 5: Solve for x
    x = 81,013,887,325.22/324,281
  6. Step 6: Final answer
    x = 249,826.19

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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.