Home / 965,700.63-1,332,911.84-659,900.79

Finding the Fourth Proportional to 965,700.63, 1,332,911.84 and 659,900.79

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Solution

The fourth proportional to 965,700.63, 1,332,911.84 and 659,900.79 is: 910,830.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,700.63 : 1,332,911.84 = 659,900.79 : x
  2. Step 2: Convert to fraction form
    965,700.63/1,332,911.84 = 659,900.79/x
  3. Step 3: Cross multiply
    965,700.63x = 1,332,911.84 × 659,900.79
  4. Step 4: Simplify right side
    965,700.63x = 879,589,576,216.35
  5. Step 5: Solve for x
    x = 879,589,576,216.35/965,700.63
  6. Step 6: Final answer
    x = 910,830.49

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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.