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Finding the Fourth Proportional to 343,562.65, 474,107.65 and 190,600.09

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Solution

The fourth proportional to 343,562.65, 474,107.65 and 190,600.09 is: 263,023.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,562.65 : 474,107.65 = 190,600.09 : x
  2. Step 2: Convert to fraction form
    343,562.65/474,107.65 = 190,600.09/x
  3. Step 3: Cross multiply
    343,562.65x = 474,107.65 × 190,600.09
  4. Step 4: Simplify right side
    343,562.65x = 90,364,959,097.92
  5. Step 5: Solve for x
    x = 90,364,959,097.92/343,562.65
  6. Step 6: Final answer
    x = 263,023.24

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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.