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Finding the Fourth Proportional to 456,825.22, 630,483.24 and 265,900.12

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Solution

The fourth proportional to 456,825.22, 630,483.24 and 265,900.12 is: 366,979.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,825.22 : 630,483.24 = 265,900.12 : x
  2. Step 2: Convert to fraction form
    456,825.22/630,483.24 = 265,900.12/x
  3. Step 3: Cross multiply
    456,825.22x = 630,483.24 × 265,900.12
  4. Step 4: Simplify right side
    456,825.22x = 167,645,568,594.91
  5. Step 5: Solve for x
    x = 167,645,568,594.91/456,825.22
  6. Step 6: Final answer
    x = 366,979.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.