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Finding the Fourth Proportional to 246,807.84, 369,931.89 and 113,412.46

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Solution

The fourth proportional to 246,807.84, 369,931.89 and 113,412.46 is: 169,990.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,807.84 : 369,931.89 = 113,412.46 : x
  2. Step 2: Convert to fraction form
    246,807.84/369,931.89 = 113,412.46/x
  3. Step 3: Cross multiply
    246,807.84x = 369,931.89 × 113,412.46
  4. Step 4: Simplify right side
    246,807.84x = 41,954,883,260.63
  5. Step 5: Solve for x
    x = 41,954,883,260.63/246,807.84
  6. Step 6: Final answer
    x = 169,990.08

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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.