Home / 859,314.24-1,289,759.04-460,405.44

Finding the Fourth Proportional to 859,314.24, 1,289,759.04 and 460,405.44

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Solution

The fourth proportional to 859,314.24, 1,289,759.04 and 460,405.44 is: 691,030.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,314.24 : 1,289,759.04 = 460,405.44 : x
  2. Step 2: Convert to fraction form
    859,314.24/1,289,759.04 = 460,405.44/x
  3. Step 3: Cross multiply
    859,314.24x = 1,289,759.04 × 460,405.44
  4. Step 4: Simplify right side
    859,314.24x = 593,812,078,305.18
  5. Step 5: Solve for x
    x = 593,812,078,305.18/859,314.24
  6. Step 6: Final answer
    x = 691,030.19

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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.