Home / 703,762.63-1,055,482.04-419,533.43

Finding the Fourth Proportional to 703,762.63, 1,055,482.04 and 419,533.43

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Solution

The fourth proportional to 703,762.63, 1,055,482.04 and 419,533.43 is: 629,203.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,762.63 : 1,055,482.04 = 419,533.43 : x
  2. Step 2: Convert to fraction form
    703,762.63/1,055,482.04 = 419,533.43/x
  3. Step 3: Cross multiply
    703,762.63x = 1,055,482.04 × 419,533.43
  4. Step 4: Simplify right side
    703,762.63x = 442,809,996,316.02
  5. Step 5: Solve for x
    x = 442,809,996,316.02/703,762.63
  6. Step 6: Final answer
    x = 629,203.62

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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.