Home / 449,983.70-620,977.56-246,034.76

Finding the Fourth Proportional to 449,983.70, 620,977.56 and 246,034.76

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Solution

The fourth proportional to 449,983.70, 620,977.56 and 246,034.76 is: 339,528.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,983.70 : 620,977.56 = 246,034.76 : x
  2. Step 2: Convert to fraction form
    449,983.70/620,977.56 = 246,034.76/x
  3. Step 3: Cross multiply
    449,983.70x = 620,977.56 × 246,034.76
  4. Step 4: Simplify right side
    449,983.70x = 152,782,064,939.99
  5. Step 5: Solve for x
    x = 152,782,064,939.99/449,983.70
  6. Step 6: Final answer
    x = 339,528.00

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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.