Home / 441,128.16-608,650.74-259,825.86

Finding the Fourth Proportional to 441,128.16, 608,650.74 and 259,825.86

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Solution

The fourth proportional to 441,128.16, 608,650.74 and 259,825.86 is: 358,497.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,128.16 : 608,650.74 = 259,825.86 : x
  2. Step 2: Convert to fraction form
    441,128.16/608,650.74 = 259,825.86/x
  3. Step 3: Cross multiply
    441,128.16x = 608,650.74 × 259,825.86
  4. Step 4: Simplify right side
    441,128.16x = 158,143,201,960.14
  5. Step 5: Solve for x
    x = 158,143,201,960.14/441,128.16
  6. Step 6: Final answer
    x = 358,497.18

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1.5x scale

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.