Home / 434,090.20-651,135.30-224,138.20

Finding the Fourth Proportional to 434,090.20, 651,135.30 and 224,138.20

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Solution

The fourth proportional to 434,090.20, 651,135.30 and 224,138.20 is: 336,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,090.20 : 651,135.30 = 224,138.20 : x
  2. Step 2: Convert to fraction form
    434,090.20/651,135.30 = 224,138.20/x
  3. Step 3: Cross multiply
    434,090.20x = 651,135.30 × 224,138.20
  4. Step 4: Simplify right side
    434,090.20x = 145,944,294,098.46
  5. Step 5: Solve for x
    x = 145,944,294,098.46/434,090.20
  6. Step 6: Final answer
    x = 336,207.30

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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.