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Finding the Fourth Proportional to 610,195.68, 842,067.72 and 341,923.68

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Solution

The fourth proportional to 610,195.68, 842,067.72 and 341,923.68 is: 471,853.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,195.68 : 842,067.72 = 341,923.68 : x
  2. Step 2: Convert to fraction form
    610,195.68/842,067.72 = 341,923.68/x
  3. Step 3: Cross multiply
    610,195.68x = 842,067.72 × 341,923.68
  4. Step 4: Simplify right side
    610,195.68x = 287,922,893,631.61
  5. Step 5: Solve for x
    x = 287,922,893,631.61/610,195.68
  6. Step 6: Final answer
    x = 471,853.38

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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.