Home / 850,771.88-1,174,089.89-468,823.26

Finding the Fourth Proportional to 850,771.88, 1,174,089.89 and 468,823.26

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Solution

The fourth proportional to 850,771.88, 1,174,089.89 and 468,823.26 is: 646,989.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,771.88 : 1,174,089.89 = 468,823.26 : x
  2. Step 2: Convert to fraction form
    850,771.88/1,174,089.89 = 468,823.26/x
  3. Step 3: Cross multiply
    850,771.88x = 1,174,089.89 × 468,823.26
  4. Step 4: Simplify right side
    850,771.88x = 550,440,650,934.90
  5. Step 5: Solve for x
    x = 550,440,650,934.90/850,771.88
  6. Step 6: Final answer
    x = 646,989.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.