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Finding the Fourth Proportional to 435,908.86, 601,344.76 and 375,374.42

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Solution

The fourth proportional to 435,908.86, 601,344.76 and 375,374.42 is: 517,836.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,908.86 : 601,344.76 = 375,374.42 : x
  2. Step 2: Convert to fraction form
    435,908.86/601,344.76 = 375,374.42/x
  3. Step 3: Cross multiply
    435,908.86x = 601,344.76 × 375,374.42
  4. Step 4: Simplify right side
    435,908.86x = 225,729,439,518.75
  5. Step 5: Solve for x
    x = 225,729,439,518.75/435,908.86
  6. Step 6: Final answer
    x = 517,836.32

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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.