Home / 626,738.91-939,747.77-334,257.87

Finding the Fourth Proportional to 626,738.91, 939,747.77 and 334,257.87

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Solution

The fourth proportional to 626,738.91, 939,747.77 and 334,257.87 is: 501,194.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,738.91 : 939,747.77 = 334,257.87 : x
  2. Step 2: Convert to fraction form
    626,738.91/939,747.77 = 334,257.87/x
  3. Step 3: Cross multiply
    626,738.91x = 939,747.77 × 334,257.87
  4. Step 4: Simplify right side
    626,738.91x = 314,118,087,937.45
  5. Step 5: Solve for x
    x = 314,118,087,937.45/626,738.91
  6. Step 6: Final answer
    x = 501,194.49

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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.