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Finding the Fourth Proportional to 362,668.64, 544,095.24 and 213,035.48

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Solution

The fourth proportional to 362,668.64, 544,095.24 and 213,035.48 is: 319,607.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,668.64 : 544,095.24 = 213,035.48 : x
  2. Step 2: Convert to fraction form
    362,668.64/544,095.24 = 213,035.48/x
  3. Step 3: Cross multiply
    362,668.64x = 544,095.24 × 213,035.48
  4. Step 4: Simplify right side
    362,668.64x = 115,911,590,619.12
  5. Step 5: Solve for x
    x = 115,911,590,619.12/362,668.64
  6. Step 6: Final answer
    x = 319,607.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.