Home / 443,433.38-611,928.69-252,444.02

Finding the Fourth Proportional to 443,433.38, 611,928.69 and 252,444.02

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Solution

The fourth proportional to 443,433.38, 611,928.69 and 252,444.02 is: 348,367.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,433.38 : 611,928.69 = 252,444.02 : x
  2. Step 2: Convert to fraction form
    443,433.38/611,928.69 = 252,444.02/x
  3. Step 3: Cross multiply
    443,433.38x = 611,928.69 × 252,444.02
  4. Step 4: Simplify right side
    443,433.38x = 154,477,738,456.93
  5. Step 5: Solve for x
    x = 154,477,738,456.93/443,433.38
  6. Step 6: Final answer
    x = 348,367.41

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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.