Home / 743,894.04-1,026,574.46-404,362.28

Finding the Fourth Proportional to 743,894.04, 1,026,574.46 and 404,362.28

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Solution

The fourth proportional to 743,894.04, 1,026,574.46 and 404,362.28 is: 558,020.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,894.04 : 1,026,574.46 = 404,362.28 : x
  2. Step 2: Convert to fraction form
    743,894.04/1,026,574.46 = 404,362.28/x
  3. Step 3: Cross multiply
    743,894.04x = 1,026,574.46 × 404,362.28
  4. Step 4: Simplify right side
    743,894.04x = 415,107,989,235.37
  5. Step 5: Solve for x
    x = 415,107,989,235.37/743,894.04
  6. Step 6: Final answer
    x = 558,020.32

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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.