Home / 774,018.60-1,159,059.60-738,589.20

Finding the Fourth Proportional to 774,018.60, 1,159,059.60 and 738,589.20

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Solution

The fourth proportional to 774,018.60, 1,159,059.60 and 738,589.20 is: 1,106,005.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,018.60 : 1,159,059.60 = 738,589.20 : x
  2. Step 2: Convert to fraction form
    774,018.60/1,159,059.60 = 738,589.20/x
  3. Step 3: Cross multiply
    774,018.60x = 1,159,059.60 × 738,589.20
  4. Step 4: Simplify right side
    774,018.60x = 856,068,902,716.32
  5. Step 5: Solve for x
    x = 856,068,902,716.32/774,018.60
  6. Step 6: Final answer
    x = 1,106,005.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.