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Finding the Fourth Proportional to 424,535.98, 585,712.47 and 263,333.02

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Solution

The fourth proportional to 424,535.98, 585,712.47 and 263,333.02 is: 363,308.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,535.98 : 585,712.47 = 263,333.02 : x
  2. Step 2: Convert to fraction form
    424,535.98/585,712.47 = 263,333.02/x
  3. Step 3: Cross multiply
    424,535.98x = 585,712.47 × 263,333.02
  4. Step 4: Simplify right side
    424,535.98x = 154,237,433,576.76
  5. Step 5: Solve for x
    x = 154,237,433,576.76/424,535.98
  6. Step 6: Final answer
    x = 363,308.27

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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.