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Finding the Fourth Proportional to 341,551.92, 471,339.84 and 198,347.16

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Solution

The fourth proportional to 341,551.92, 471,339.84 and 198,347.16 is: 273,718.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,551.92 : 471,339.84 = 198,347.16 : x
  2. Step 2: Convert to fraction form
    341,551.92/471,339.84 = 198,347.16/x
  3. Step 3: Cross multiply
    341,551.92x = 471,339.84 × 198,347.16
  4. Step 4: Simplify right side
    341,551.92x = 93,488,918,658.85
  5. Step 5: Solve for x
    x = 93,488,918,658.85/341,551.92
  6. Step 6: Final answer
    x = 273,718.03

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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.