Home / 774,176.22-1,068,347.43-434,644.38

Finding the Fourth Proportional to 774,176.22, 1,068,347.43 and 434,644.38

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Solution

The fourth proportional to 774,176.22, 1,068,347.43 and 434,644.38 is: 599,800.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,176.22 : 1,068,347.43 = 434,644.38 : x
  2. Step 2: Convert to fraction form
    774,176.22/1,068,347.43 = 434,644.38/x
  3. Step 3: Cross multiply
    774,176.22x = 1,068,347.43 × 434,644.38
  4. Step 4: Simplify right side
    774,176.22x = 464,351,206,336.94
  5. Step 5: Solve for x
    x = 464,351,206,336.94/774,176.22
  6. Step 6: Final answer
    x = 599,800.40

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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.