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Finding the Fourth Proportional to 435,809.28, 601,541.76 and 263,727.36

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Solution

The fourth proportional to 435,809.28, 601,541.76 and 263,727.36 is: 364,019.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,809.28 : 601,541.76 = 263,727.36 : x
  2. Step 2: Convert to fraction form
    435,809.28/601,541.76 = 263,727.36/x
  3. Step 3: Cross multiply
    435,809.28x = 601,541.76 × 263,727.36
  4. Step 4: Simplify right side
    435,809.28x = 158,643,020,294.55
  5. Step 5: Solve for x
    x = 158,643,020,294.55/435,809.28
  6. Step 6: Final answer
    x = 364,019.37

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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.