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Finding the Fourth Proportional to 546,858.37, 754,551.86 and 314,240.37

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Solution

The fourth proportional to 546,858.37, 754,551.86 and 314,240.37 is: 433,586.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,858.37 : 754,551.86 = 314,240.37 : x
  2. Step 2: Convert to fraction form
    546,858.37/754,551.86 = 314,240.37/x
  3. Step 3: Cross multiply
    546,858.37x = 754,551.86 × 314,240.37
  4. Step 4: Simplify right side
    546,858.37x = 237,110,651,269.82
  5. Step 5: Solve for x
    x = 237,110,651,269.82/546,858.37
  6. Step 6: Final answer
    x = 433,586.95

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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.