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Finding the Fourth Proportional to 341,992.08, 471,939.36 and 191,089.04

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Solution

The fourth proportional to 341,992.08, 471,939.36 and 191,089.04 is: 263,697.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,992.08 : 471,939.36 = 191,089.04 : x
  2. Step 2: Convert to fraction form
    341,992.08/471,939.36 = 191,089.04/x
  3. Step 3: Cross multiply
    341,992.08x = 471,939.36 × 191,089.04
  4. Step 4: Simplify right side
    341,992.08x = 90,182,439,240.61
  5. Step 5: Solve for x
    x = 90,182,439,240.61/341,992.08
  6. Step 6: Final answer
    x = 263,697.45

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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.