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Finding the Fourth Proportional to 434,487.01, 599,479.50 and 262,268.86

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Solution

The fourth proportional to 434,487.01, 599,479.50 and 262,268.86 is: 361,863.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,487.01 : 599,479.50 = 262,268.86 : x
  2. Step 2: Convert to fraction form
    434,487.01/599,479.50 = 262,268.86/x
  3. Step 3: Cross multiply
    434,487.01x = 599,479.50 × 262,268.86
  4. Step 4: Simplify right side
    434,487.01x = 157,224,805,058.37
  5. Step 5: Solve for x
    x = 157,224,805,058.37/434,487.01
  6. Step 6: Final answer
    x = 361,863.07

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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.