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Finding the Fourth Proportional to 361,008.58, 498,190.12 and 195,436.12

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Solution

The fourth proportional to 361,008.58, 498,190.12 and 195,436.12 is: 269,700.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,008.58 : 498,190.12 = 195,436.12 : x
  2. Step 2: Convert to fraction form
    361,008.58/498,190.12 = 195,436.12/x
  3. Step 3: Cross multiply
    361,008.58x = 498,190.12 × 195,436.12
  4. Step 4: Simplify right side
    361,008.58x = 97,364,344,075.13
  5. Step 5: Solve for x
    x = 97,364,344,075.13/361,008.58
  6. Step 6: Final answer
    x = 269,700.91

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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.