Home / 397,923.13-596,509.49-198,054.57

Finding the Fourth Proportional to 397,923.13, 596,509.49 and 198,054.57

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Solution

The fourth proportional to 397,923.13, 596,509.49 and 198,054.57 is: 296,895.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,923.13 : 596,509.49 = 198,054.57 : x
  2. Step 2: Convert to fraction form
    397,923.13/596,509.49 = 198,054.57/x
  3. Step 3: Cross multiply
    397,923.13x = 596,509.49 × 198,054.57
  4. Step 4: Simplify right side
    397,923.13x = 118,141,429,362.52
  5. Step 5: Solve for x
    x = 118,141,429,362.52/397,923.13
  6. Step 6: Final answer
    x = 296,895.10

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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.