Home / 676,194.78-933,223.29-431,188.56

Finding the Fourth Proportional to 676,194.78, 933,223.29 and 431,188.56

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Solution

The fourth proportional to 676,194.78, 933,223.29 and 431,188.56 is: 595,087.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,194.78 : 933,223.29 = 431,188.56 : x
  2. Step 2: Convert to fraction form
    676,194.78/933,223.29 = 431,188.56/x
  3. Step 3: Cross multiply
    676,194.78x = 933,223.29 × 431,188.56
  4. Step 4: Simplify right side
    676,194.78x = 402,395,206,573.56
  5. Step 5: Solve for x
    x = 402,395,206,573.56/676,194.78
  6. Step 6: Final answer
    x = 595,087.72

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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.