Home / 626,619.70-939,087.62-341,883.59

Finding the Fourth Proportional to 626,619.70, 939,087.62 and 341,883.59

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Solution

The fourth proportional to 626,619.70, 939,087.62 and 341,883.59 is: 512,366.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,619.70 : 939,087.62 = 341,883.59 : x
  2. Step 2: Convert to fraction form
    626,619.70/939,087.62 = 341,883.59/x
  3. Step 3: Cross multiply
    626,619.70x = 939,087.62 × 341,883.59
  4. Step 4: Simplify right side
    626,619.70x = 321,058,643,650.46
  5. Step 5: Solve for x
    x = 321,058,643,650.46/626,619.70
  6. Step 6: Final answer
    x = 512,366.03

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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.