Home / 945,486.92-1,306,194.78-619,574.44

Finding the Fourth Proportional to 945,486.92, 1,306,194.78 and 619,574.44

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Solution

The fourth proportional to 945,486.92, 1,306,194.78 and 619,574.44 is: 855,945.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,486.92 : 1,306,194.78 = 619,574.44 : x
  2. Step 2: Convert to fraction form
    945,486.92/1,306,194.78 = 619,574.44/x
  3. Step 3: Cross multiply
    945,486.92x = 1,306,194.78 × 619,574.44
  4. Step 4: Simplify right side
    945,486.92x = 809,284,899,349.42
  5. Step 5: Solve for x
    x = 809,284,899,349.42/945,486.92
  6. Step 6: Final answer
    x = 855,945.10

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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.