Home / 836,282.16-1,153,976.81-463,735.71

Finding the Fourth Proportional to 836,282.16, 1,153,976.81 and 463,735.71

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Solution

The fourth proportional to 836,282.16, 1,153,976.81 and 463,735.71 is: 639,903.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,282.16 : 1,153,976.81 = 463,735.71 : x
  2. Step 2: Convert to fraction form
    836,282.16/1,153,976.81 = 463,735.71/x
  3. Step 3: Cross multiply
    836,282.16x = 1,153,976.81 × 463,735.71
  4. Step 4: Simplify right side
    836,282.16x = 535,140,256,468.22
  5. Step 5: Solve for x
    x = 535,140,256,468.22/836,282.16
  6. Step 6: Final answer
    x = 639,903.95

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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.