Home / 979,268.80-1,465,792.80-699,332.80

Finding the Fourth Proportional to 979,268.80, 1,465,792.80 and 699,332.80

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Solution

The fourth proportional to 979,268.80, 1,465,792.80 and 699,332.80 is: 1,046,777.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,268.80 : 1,465,792.80 = 699,332.80 : x
  2. Step 2: Convert to fraction form
    979,268.80/1,465,792.80 = 699,332.80/x
  3. Step 3: Cross multiply
    979,268.80x = 1,465,792.80 × 699,332.80
  4. Step 4: Simplify right side
    979,268.80x = 1,025,076,983,043.84
  5. Step 5: Solve for x
    x = 1,025,076,983,043.84/979,268.80
  6. Step 6: Final answer
    x = 1,046,777.95

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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.