Home / 453,719.15-626,140.45-246,993.53

Finding the Fourth Proportional to 453,719.15, 626,140.45 and 246,993.53

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Solution

The fourth proportional to 453,719.15, 626,140.45 and 246,993.53 is: 340,855.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,719.15 : 626,140.45 = 246,993.53 : x
  2. Step 2: Convert to fraction form
    453,719.15/626,140.45 = 246,993.53/x
  3. Step 3: Cross multiply
    453,719.15x = 626,140.45 × 246,993.53
  4. Step 4: Simplify right side
    453,719.15x = 154,652,636,273.10
  5. Step 5: Solve for x
    x = 154,652,636,273.10/453,719.15
  6. Step 6: Final answer
    x = 340,855.43

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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.