Home / 884,250.16-1,220,822.64-626,673.36

Finding the Fourth Proportional to 884,250.16, 1,220,822.64 and 626,673.36

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Solution

The fourth proportional to 884,250.16, 1,220,822.64 and 626,673.36 is: 865,204.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,250.16 : 1,220,822.64 = 626,673.36 : x
  2. Step 2: Convert to fraction form
    884,250.16/1,220,822.64 = 626,673.36/x
  3. Step 3: Cross multiply
    884,250.16x = 1,220,822.64 × 626,673.36
  4. Step 4: Simplify right side
    884,250.16x = 765,057,025,772.87
  5. Step 5: Solve for x
    x = 765,057,025,772.87/884,250.16
  6. Step 6: Final answer
    x = 865,204.28

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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.