Home / 756,297.04-1,043,640.76-416,765.28

Finding the Fourth Proportional to 756,297.04, 1,043,640.76 and 416,765.28

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Solution

The fourth proportional to 756,297.04, 1,043,640.76 and 416,765.28 is: 575,109.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,297.04 : 1,043,640.76 = 416,765.28 : x
  2. Step 2: Convert to fraction form
    756,297.04/1,043,640.76 = 416,765.28/x
  3. Step 3: Cross multiply
    756,297.04x = 1,043,640.76 × 416,765.28
  4. Step 4: Simplify right side
    756,297.04x = 434,953,233,560.81
  5. Step 5: Solve for x
    x = 434,953,233,560.81/756,297.04
  6. Step 6: Final answer
    x = 575,109.00

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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.