Home / 707,405.49-1,060,747.74-347,600.25

Finding the Fourth Proportional to 707,405.49, 1,060,747.74 and 347,600.25

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Solution

The fourth proportional to 707,405.49, 1,060,747.74 and 347,600.25 is: 521,223.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,405.49 : 1,060,747.74 = 347,600.25 : x
  2. Step 2: Convert to fraction form
    707,405.49/1,060,747.74 = 347,600.25/x
  3. Step 3: Cross multiply
    707,405.49x = 1,060,747.74 × 347,600.25
  4. Step 4: Simplify right side
    707,405.49x = 368,716,179,610.94
  5. Step 5: Solve for x
    x = 368,716,179,610.94/707,405.49
  6. Step 6: Final answer
    x = 521,223.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.