Home / 879,944.58-1,214,340.69-574,216.56

Finding the Fourth Proportional to 879,944.58, 1,214,340.69 and 574,216.56

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Solution

The fourth proportional to 879,944.58, 1,214,340.69 and 574,216.56 is: 792,430.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,944.58 : 1,214,340.69 = 574,216.56 : x
  2. Step 2: Convert to fraction form
    879,944.58/1,214,340.69 = 574,216.56/x
  3. Step 3: Cross multiply
    879,944.58x = 1,214,340.69 × 574,216.56
  4. Step 4: Simplify right side
    879,944.58x = 697,294,533,679.83
  5. Step 5: Solve for x
    x = 697,294,533,679.83/879,944.58
  6. Step 6: Final answer
    x = 792,430.06

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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.