Home / 702,917.80-1,054,376.70-675,361.60

Finding the Fourth Proportional to 702,917.80, 1,054,376.70 and 675,361.60

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Solution

The fourth proportional to 702,917.80, 1,054,376.70 and 675,361.60 is: 1,013,042.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,917.80 : 1,054,376.70 = 675,361.60 : x
  2. Step 2: Convert to fraction form
    702,917.80/1,054,376.70 = 675,361.60/x
  3. Step 3: Cross multiply
    702,917.80x = 1,054,376.70 × 675,361.60
  4. Step 4: Simplify right side
    702,917.80x = 712,085,535,114.72
  5. Step 5: Solve for x
    x = 712,085,535,114.72/702,917.80
  6. Step 6: Final answer
    x = 1,013,042.40

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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.