Home / 623,627.20-935,222.10-324,008.20

Finding the Fourth Proportional to 623,627.20, 935,222.10 and 324,008.20

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Solution

The fourth proportional to 623,627.20, 935,222.10 and 324,008.20 is: 485,898.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,627.20 : 935,222.10 = 324,008.20 : x
  2. Step 2: Convert to fraction form
    623,627.20/935,222.10 = 324,008.20/x
  3. Step 3: Cross multiply
    623,627.20x = 935,222.10 × 324,008.20
  4. Step 4: Simplify right side
    623,627.20x = 303,019,629,221.22
  5. Step 5: Solve for x
    x = 303,019,629,221.22/623,627.20
  6. Step 6: Final answer
    x = 485,898.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.