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Finding the Fourth Proportional to 215,073.03, 296,799.14 and 119,578.89

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Solution

The fourth proportional to 215,073.03, 296,799.14 and 119,578.89 is: 165,017.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,073.03 : 296,799.14 = 119,578.89 : x
  2. Step 2: Convert to fraction form
    215,073.03/296,799.14 = 119,578.89/x
  3. Step 3: Cross multiply
    215,073.03x = 296,799.14 × 119,578.89
  4. Step 4: Simplify right side
    215,073.03x = 35,490,911,116.26
  5. Step 5: Solve for x
    x = 35,490,911,116.26/215,073.03
  6. Step 6: Final answer
    x = 165,017.95

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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.