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Finding the Fourth Proportional to 367,445.70, 507,130.47 and 224,288.73

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Solution

The fourth proportional to 367,445.70, 507,130.47 and 224,288.73 is: 309,552.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,445.70 : 507,130.47 = 224,288.73 : x
  2. Step 2: Convert to fraction form
    367,445.70/507,130.47 = 224,288.73/x
  3. Step 3: Cross multiply
    367,445.70x = 507,130.47 × 224,288.73
  4. Step 4: Simplify right side
    367,445.70x = 113,743,649,060.60
  5. Step 5: Solve for x
    x = 113,743,649,060.60/367,445.70
  6. Step 6: Final answer
    x = 309,552.27

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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.