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Finding the Fourth Proportional to 350,714.08, 525,941.91 and 126,014.41

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Solution

The fourth proportional to 350,714.08, 525,941.91 and 126,014.41 is: 188,975.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,714.08 : 525,941.91 = 126,014.41 : x
  2. Step 2: Convert to fraction form
    350,714.08/525,941.91 = 126,014.41/x
  3. Step 3: Cross multiply
    350,714.08x = 525,941.91 × 126,014.41
  4. Step 4: Simplify right side
    350,714.08x = 66,276,259,482.92
  5. Step 5: Solve for x
    x = 66,276,259,482.92/350,714.08
  6. Step 6: Final answer
    x = 188,975.19

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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.