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Finding the Fourth Proportional to 446,718.89, 616,486.91 and 262,924.14

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Solution

The fourth proportional to 446,718.89, 616,486.91 and 262,924.14 is: 362,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,718.89 : 616,486.91 = 262,924.14 : x
  2. Step 2: Convert to fraction form
    446,718.89/616,486.91 = 262,924.14/x
  3. Step 3: Cross multiply
    446,718.89x = 616,486.91 × 262,924.14
  4. Step 4: Simplify right side
    446,718.89x = 162,089,290,633.01
  5. Step 5: Solve for x
    x = 162,089,290,633.01/446,718.89
  6. Step 6: Final answer
    x = 362,844.05

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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.