Home / 334,623-461,711.52-191,431.20

Finding the Fourth Proportional to 334,623, 461,711.52 and 191,431.20

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Solution

The fourth proportional to 334,623, 461,711.52 and 191,431.20 is: 264,136.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,623 : 461,711.52 = 191,431.20 : x
  2. Step 2: Convert to fraction form
    334,623/461,711.52 = 191,431.20/x
  3. Step 3: Cross multiply
    334,623x = 461,711.52 × 191,431.20
  4. Step 4: Simplify right side
    334,623x = 88,385,990,327.42
  5. Step 5: Solve for x
    x = 88,385,990,327.42/334,623
  6. Step 6: Final answer
    x = 264,136.03

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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.