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Finding the Fourth Proportional to 349,994.08, 525,074.16 and 113,336.36

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Solution

The fourth proportional to 349,994.08, 525,074.16 and 113,336.36 is: 170,031.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,994.08 : 525,074.16 = 113,336.36 : x
  2. Step 2: Convert to fraction form
    349,994.08/525,074.16 = 113,336.36/x
  3. Step 3: Cross multiply
    349,994.08x = 525,074.16 × 113,336.36
  4. Step 4: Simplify right side
    349,994.08x = 59,509,994,024.46
  5. Step 5: Solve for x
    x = 59,509,994,024.46/349,994.08
  6. Step 6: Final answer
    x = 170,031.43

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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.