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Finding the Fourth Proportional to 353,463.90, 529,995.06 and 241,279.98

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Solution

The fourth proportional to 353,463.90, 529,995.06 and 241,279.98 is: 361,782.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,463.90 : 529,995.06 = 241,279.98 : x
  2. Step 2: Convert to fraction form
    353,463.90/529,995.06 = 241,279.98/x
  3. Step 3: Cross multiply
    353,463.90x = 529,995.06 × 241,279.98
  4. Step 4: Simplify right side
    353,463.90x = 127,877,197,476.90
  5. Step 5: Solve for x
    x = 127,877,197,476.90/353,463.90
  6. Step 6: Final answer
    x = 361,782.91

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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.