Home / 516,173.27-711,823.43-334,819.03

Finding the Fourth Proportional to 516,173.27, 711,823.43 and 334,819.03

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Solution

The fourth proportional to 516,173.27, 711,823.43 and 334,819.03 is: 461,728.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,173.27 : 711,823.43 = 334,819.03 : x
  2. Step 2: Convert to fraction form
    516,173.27/711,823.43 = 334,819.03/x
  3. Step 3: Cross multiply
    516,173.27x = 711,823.43 × 334,819.03
  4. Step 4: Simplify right side
    516,173.27x = 238,332,030,363.87
  5. Step 5: Solve for x
    x = 238,332,030,363.87/516,173.27
  6. Step 6: Final answer
    x = 461,728.73

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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.