Home / 434,024.20-651,036.30-266,062.60

Finding the Fourth Proportional to 434,024.20, 651,036.30 and 266,062.60

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Solution

The fourth proportional to 434,024.20, 651,036.30 and 266,062.60 is: 399,093.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,024.20 : 651,036.30 = 266,062.60 : x
  2. Step 2: Convert to fraction form
    434,024.20/651,036.30 = 266,062.60/x
  3. Step 3: Cross multiply
    434,024.20x = 651,036.30 × 266,062.60
  4. Step 4: Simplify right side
    434,024.20x = 173,216,410,672.38
  5. Step 5: Solve for x
    x = 173,216,410,672.38/434,024.20
  6. Step 6: Final answer
    x = 399,093.90

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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.