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Finding the Fourth Proportional to 246,237, 369,404.10 and 77,783.33

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Solution

The fourth proportional to 246,237, 369,404.10 and 77,783.33 is: 116,690.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,237 : 369,404.10 = 77,783.33 : x
  2. Step 2: Convert to fraction form
    246,237/369,404.10 = 77,783.33/x
  3. Step 3: Cross multiply
    246,237x = 369,404.10 × 77,783.33
  4. Step 4: Simplify right side
    246,237x = 28,733,479,166.63
  5. Step 5: Solve for x
    x = 28,733,479,166.63/246,237
  6. Step 6: Final answer
    x = 116,690.34

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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.