Home / 397,954.16-596,555.92-198,085.56

Finding the Fourth Proportional to 397,954.16, 596,555.92 and 198,085.56

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Solution

The fourth proportional to 397,954.16, 596,555.92 and 198,085.56 is: 296,941.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,954.16 : 596,555.92 = 198,085.56 : x
  2. Step 2: Convert to fraction form
    397,954.16/596,555.92 = 198,085.56/x
  3. Step 3: Cross multiply
    397,954.16x = 596,555.92 × 198,085.56
  4. Step 4: Simplify right side
    397,954.16x = 118,169,113,484.52
  5. Step 5: Solve for x
    x = 118,169,113,484.52/397,954.16
  6. Step 6: Final answer
    x = 296,941.52

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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.