Home / 451,149.16-623,259.84-296,466.16

Finding the Fourth Proportional to 451,149.16, 623,259.84 and 296,466.16

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Solution

The fourth proportional to 451,149.16, 623,259.84 and 296,466.16 is: 409,566.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,149.16 : 623,259.84 = 296,466.16 : x
  2. Step 2: Convert to fraction form
    451,149.16/623,259.84 = 296,466.16/x
  3. Step 3: Cross multiply
    451,149.16x = 623,259.84 × 296,466.16
  4. Step 4: Simplify right side
    451,149.16x = 184,775,451,447.01
  5. Step 5: Solve for x
    x = 184,775,451,447.01/451,149.16
  6. Step 6: Final answer
    x = 409,566.21

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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.