Home / 774,434.45-1,068,723.82-430,270.85

Finding the Fourth Proportional to 774,434.45, 1,068,723.82 and 430,270.85

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Solution

The fourth proportional to 774,434.45, 1,068,723.82 and 430,270.85 is: 593,776.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,434.45 : 1,068,723.82 = 430,270.85 : x
  2. Step 2: Convert to fraction form
    774,434.45/1,068,723.82 = 430,270.85/x
  3. Step 3: Cross multiply
    774,434.45x = 1,068,723.82 × 430,270.85
  4. Step 4: Simplify right side
    774,434.45x = 459,840,709,656.30
  5. Step 5: Solve for x
    x = 459,840,709,656.30/774,434.45
  6. Step 6: Final answer
    x = 593,776.15

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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.