Home / 644,325.06-966,819.24-265,525.68

Finding the Fourth Proportional to 644,325.06, 966,819.24 and 265,525.68

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Solution

The fourth proportional to 644,325.06, 966,819.24 and 265,525.68 is: 398,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,325.06 : 966,819.24 = 265,525.68 : x
  2. Step 2: Convert to fraction form
    644,325.06/966,819.24 = 265,525.68/x
  3. Step 3: Cross multiply
    644,325.06x = 966,819.24 × 265,525.68
  4. Step 4: Simplify right side
    644,325.06x = 256,715,336,138.08
  5. Step 5: Solve for x
    x = 256,715,336,138.08/644,325.06
  6. Step 6: Final answer
    x = 398,425.19

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1.5x scale

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.