Home / 683,889.60-1,025,834.40-651,230.40

Finding the Fourth Proportional to 683,889.60, 1,025,834.40 and 651,230.40

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Solution

The fourth proportional to 683,889.60, 1,025,834.40 and 651,230.40 is: 976,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,889.60 : 1,025,834.40 = 651,230.40 : x
  2. Step 2: Convert to fraction form
    683,889.60/1,025,834.40 = 651,230.40/x
  3. Step 3: Cross multiply
    683,889.60x = 1,025,834.40 × 651,230.40
  4. Step 4: Simplify right side
    683,889.60x = 668,054,546,645.76
  5. Step 5: Solve for x
    x = 668,054,546,645.76/683,889.60
  6. Step 6: Final answer
    x = 976,845.60

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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.