Home / 825,579.40-1,237,202.70-509,096.20

Finding the Fourth Proportional to 825,579.40, 1,237,202.70 and 509,096.20

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Solution

The fourth proportional to 825,579.40, 1,237,202.70 and 509,096.20 is: 762,925.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,579.40 : 1,237,202.70 = 509,096.20 : x
  2. Step 2: Convert to fraction form
    825,579.40/1,237,202.70 = 509,096.20/x
  3. Step 3: Cross multiply
    825,579.40x = 1,237,202.70 × 509,096.20
  4. Step 4: Simplify right side
    825,579.40x = 629,855,193,199.74
  5. Step 5: Solve for x
    x = 629,855,193,199.74/825,579.40
  6. Step 6: Final answer
    x = 762,925.04

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Double scale
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1.5x scale

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.