Home / 783,332.32-1,080,986.16-461,004.16

Finding the Fourth Proportional to 783,332.32, 1,080,986.16 and 461,004.16

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Solution

The fourth proportional to 783,332.32, 1,080,986.16 and 461,004.16 is: 636,178.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,332.32 : 1,080,986.16 = 461,004.16 : x
  2. Step 2: Convert to fraction form
    783,332.32/1,080,986.16 = 461,004.16/x
  3. Step 3: Cross multiply
    783,332.32x = 1,080,986.16 × 461,004.16
  4. Step 4: Simplify right side
    783,332.32x = 498,339,116,662.43
  5. Step 5: Solve for x
    x = 498,339,116,662.43/783,332.32
  6. Step 6: Final answer
    x = 636,178.42

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1.5x scale

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.