Home / 314,271.21-433,704.12-178,310.89

Finding the Fourth Proportional to 314,271.21, 433,704.12 and 178,310.89

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Solution

The fourth proportional to 314,271.21, 433,704.12 and 178,310.89 is: 246,074.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,271.21 : 433,704.12 = 178,310.89 : x
  2. Step 2: Convert to fraction form
    314,271.21/433,704.12 = 178,310.89/x
  3. Step 3: Cross multiply
    314,271.21x = 433,704.12 × 178,310.89
  4. Step 4: Simplify right side
    314,271.21x = 77,334,167,507.33
  5. Step 5: Solve for x
    x = 77,334,167,507.33/314,271.21
  6. Step 6: Final answer
    x = 246,074.61

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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.