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Finding the Fourth Proportional to 343,653.22, 474,244.02 and 190,692.01

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Solution

The fourth proportional to 343,653.22, 474,244.02 and 190,692.01 is: 263,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,653.22 : 474,244.02 = 190,692.01 : x
  2. Step 2: Convert to fraction form
    343,653.22/474,244.02 = 190,692.01/x
  3. Step 3: Cross multiply
    343,653.22x = 474,244.02 × 190,692.01
  4. Step 4: Simplify right side
    343,653.22x = 90,434,543,033.06
  5. Step 5: Solve for x
    x = 90,434,543,033.06/343,653.22
  6. Step 6: Final answer
    x = 263,156.40

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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.