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Finding the Fourth Proportional to 350,980.42, 526,525.68 and 151,357.54

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Solution

The fourth proportional to 350,980.42, 526,525.68 and 151,357.54 is: 227,060.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,980.42 : 526,525.68 = 151,357.54 : x
  2. Step 2: Convert to fraction form
    350,980.42/526,525.68 = 151,357.54/x
  3. Step 3: Cross multiply
    350,980.42x = 526,525.68 × 151,357.54
  4. Step 4: Simplify right side
    350,980.42x = 79,693,631,671.63
  5. Step 5: Solve for x
    x = 79,693,631,671.63/350,980.42
  6. Step 6: Final answer
    x = 227,060.05

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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.