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Finding the Fourth Proportional to 424,533.48, 585,709.02 and 263,330.52

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Solution

The fourth proportional to 424,533.48, 585,709.02 and 263,330.52 is: 363,304.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,533.48 : 585,709.02 = 263,330.52 : x
  2. Step 2: Convert to fraction form
    424,533.48/585,709.02 = 263,330.52/x
  3. Step 3: Cross multiply
    424,533.48x = 585,709.02 × 263,330.52
  4. Step 4: Simplify right side
    424,533.48x = 154,235,060,805.29
  5. Step 5: Solve for x
    x = 154,235,060,805.29/424,533.48
  6. Step 6: Final answer
    x = 363,304.82

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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.