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Finding the Fourth Proportional to 344,292.57, 475,135.73 and 191,337.21

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Solution

The fourth proportional to 344,292.57, 475,135.73 and 191,337.21 is: 264,052.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,292.57 : 475,135.73 = 191,337.21 : x
  2. Step 2: Convert to fraction form
    344,292.57/475,135.73 = 191,337.21/x
  3. Step 3: Cross multiply
    344,292.57x = 475,135.73 × 191,337.21
  4. Step 4: Simplify right side
    344,292.57x = 90,911,143,992.83
  5. Step 5: Solve for x
    x = 90,911,143,992.83/344,292.57
  6. Step 6: Final answer
    x = 264,052.01

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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.