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Finding the Fourth Proportional to 347,729.40, 479,980.62 and 204,482.52

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Solution

The fourth proportional to 347,729.40, 479,980.62 and 204,482.52 is: 282,252.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,729.40 : 479,980.62 = 204,482.52 : x
  2. Step 2: Convert to fraction form
    347,729.40/479,980.62 = 204,482.52/x
  3. Step 3: Cross multiply
    347,729.40x = 479,980.62 × 204,482.52
  4. Step 4: Simplify right side
    347,729.40x = 98,147,646,728.76
  5. Step 5: Solve for x
    x = 98,147,646,728.76/347,729.40
  6. Step 6: Final answer
    x = 282,252.94

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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.