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Finding the Fourth Proportional to 344,003.07, 474,728.90 and 191,051.13

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Solution

The fourth proportional to 344,003.07, 474,728.90 and 191,051.13 is: 263,653.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,003.07 : 474,728.90 = 191,051.13 : x
  2. Step 2: Convert to fraction form
    344,003.07/474,728.90 = 191,051.13/x
  3. Step 3: Cross multiply
    344,003.07x = 474,728.90 × 191,051.13
  4. Step 4: Simplify right side
    344,003.07x = 90,697,491,833.40
  5. Step 5: Solve for x
    x = 90,697,491,833.40/344,003.07
  6. Step 6: Final answer
    x = 263,653.15

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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.