Home / 774,427.42-1,068,695.94-430,264.90

Finding the Fourth Proportional to 774,427.42, 1,068,695.94 and 430,264.90

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Solution

The fourth proportional to 774,427.42, 1,068,695.94 and 430,264.90 is: 593,757.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,427.42 : 1,068,695.94 = 430,264.90 : x
  2. Step 2: Convert to fraction form
    774,427.42/1,068,695.94 = 430,264.90/x
  3. Step 3: Cross multiply
    774,427.42x = 1,068,695.94 × 430,264.90
  4. Step 4: Simplify right side
    774,427.42x = 459,822,351,754.51
  5. Step 5: Solve for x
    x = 459,822,351,754.51/774,427.42
  6. Step 6: Final answer
    x = 593,757.84

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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.