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Finding the Fourth Proportional to 249,853.88, 374,691.22 and 72,324.16

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Solution

The fourth proportional to 249,853.88, 374,691.22 and 72,324.16 is: 108,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,853.88 : 374,691.22 = 72,324.16 : x
  2. Step 2: Convert to fraction form
    249,853.88/374,691.22 = 72,324.16/x
  3. Step 3: Cross multiply
    249,853.88x = 374,691.22 × 72,324.16
  4. Step 4: Simplify right side
    249,853.88x = 27,099,226,628.34
  5. Step 5: Solve for x
    x = 27,099,226,628.34/249,853.88
  6. Step 6: Final answer
    x = 108,460.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.