Home / 943,356.96-1,415,318.76-294,907.05

Finding the Fourth Proportional to 943,356.96, 1,415,318.76 and 294,907.05

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Solution

The fourth proportional to 943,356.96, 1,415,318.76 and 294,907.05 is: 442,449.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,356.96 : 1,415,318.76 = 294,907.05 : x
  2. Step 2: Convert to fraction form
    943,356.96/1,415,318.76 = 294,907.05/x
  3. Step 3: Cross multiply
    943,356.96x = 1,415,318.76 × 294,907.05
  4. Step 4: Simplify right side
    943,356.96x = 417,387,480,321.26
  5. Step 5: Solve for x
    x = 417,387,480,321.26/943,356.96
  6. Step 6: Final answer
    x = 442,449.14

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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.