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Finding the Fourth Proportional to 435,784.86, 601,443.64 and 244,812.78

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Solution

The fourth proportional to 435,784.86, 601,443.64 and 244,812.78 is: 337,875.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,784.86 : 601,443.64 = 244,812.78 : x
  2. Step 2: Convert to fraction form
    435,784.86/601,443.64 = 244,812.78/x
  3. Step 3: Cross multiply
    435,784.86x = 601,443.64 × 244,812.78
  4. Step 4: Simplify right side
    435,784.86x = 147,241,089,521.72
  5. Step 5: Solve for x
    x = 147,241,089,521.72/435,784.86
  6. Step 6: Final answer
    x = 337,875.64

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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.