Home / 298,973.79-447,544.85-193,583.07

Finding the Fourth Proportional to 298,973.79, 447,544.85 and 193,583.07

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Solution

The fourth proportional to 298,973.79, 447,544.85 and 193,583.07 is: 289,781.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,973.79 : 447,544.85 = 193,583.07 : x
  2. Step 2: Convert to fraction form
    298,973.79/447,544.85 = 193,583.07/x
  3. Step 3: Cross multiply
    298,973.79x = 447,544.85 × 193,583.07
  4. Step 4: Simplify right side
    298,973.79x = 86,637,105,057.77
  5. Step 5: Solve for x
    x = 86,637,105,057.77/298,973.79
  6. Step 6: Final answer
    x = 289,781.61

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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.