Home / 369,727.43-510,223.88-199,961.51

Finding the Fourth Proportional to 369,727.43, 510,223.88 and 199,961.51

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Solution

The fourth proportional to 369,727.43, 510,223.88 and 199,961.51 is: 275,946.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,727.43 : 510,223.88 = 199,961.51 : x
  2. Step 2: Convert to fraction form
    369,727.43/510,223.88 = 199,961.51/x
  3. Step 3: Cross multiply
    369,727.43x = 510,223.88 × 199,961.51
  4. Step 4: Simplify right side
    369,727.43x = 102,025,136,483.05
  5. Step 5: Solve for x
    x = 102,025,136,483.05/369,727.43
  6. Step 6: Final answer
    x = 275,946.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.