Home / 397,946.16-596,543.92-198,077.56

Finding the Fourth Proportional to 397,946.16, 596,543.92 and 198,077.56

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Solution

The fourth proportional to 397,946.16, 596,543.92 and 198,077.56 is: 296,929.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,946.16 : 596,543.92 = 198,077.56 : x
  2. Step 2: Convert to fraction form
    397,946.16/596,543.92 = 198,077.56/x
  3. Step 3: Cross multiply
    397,946.16x = 596,543.92 × 198,077.56
  4. Step 4: Simplify right side
    397,946.16x = 118,161,964,106.44
  5. Step 5: Solve for x
    x = 118,161,964,106.44/397,946.16
  6. Step 6: Final answer
    x = 296,929.52

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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.