Home / 446,927.78-616,772.51-242,992.43

Finding the Fourth Proportional to 446,927.78, 616,772.51 and 242,992.43

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Solution

The fourth proportional to 446,927.78, 616,772.51 and 242,992.43 is: 335,336.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,927.78 : 616,772.51 = 242,992.43 : x
  2. Step 2: Convert to fraction form
    446,927.78/616,772.51 = 242,992.43/x
  3. Step 3: Cross multiply
    446,927.78x = 616,772.51 × 242,992.43
  4. Step 4: Simplify right side
    446,927.78x = 149,871,050,962.10
  5. Step 5: Solve for x
    x = 149,871,050,962.10/446,927.78
  6. Step 6: Final answer
    x = 335,336.17

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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.