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Finding the Fourth Proportional to 344,714.54, 517,071.96 and 108,075.67

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Solution

The fourth proportional to 344,714.54, 517,071.96 and 108,075.67 is: 162,113.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,714.54 : 517,071.96 = 108,075.67 : x
  2. Step 2: Convert to fraction form
    344,714.54/517,071.96 = 108,075.67/x
  3. Step 3: Cross multiply
    344,714.54x = 517,071.96 × 108,075.67
  4. Step 4: Simplify right side
    344,714.54x = 55,882,897,222.53
  5. Step 5: Solve for x
    x = 55,882,897,222.53/344,714.54
  6. Step 6: Final answer
    x = 162,113.55

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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.