Home / 369,623.07-554,236.23-189,634.34

Finding the Fourth Proportional to 369,623.07, 554,236.23 and 189,634.34

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Solution

The fourth proportional to 369,623.07, 554,236.23 and 189,634.34 is: 284,349.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,623.07 : 554,236.23 = 189,634.34 : x
  2. Step 2: Convert to fraction form
    369,623.07/554,236.23 = 189,634.34/x
  3. Step 3: Cross multiply
    369,623.07x = 554,236.23 × 189,634.34
  4. Step 4: Simplify right side
    369,623.07x = 105,102,218,908.96
  5. Step 5: Solve for x
    x = 105,102,218,908.96/369,623.07
  6. Step 6: Final answer
    x = 284,349.73

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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.