Home / 743,994.68-1,026,669.06-404,459.96

Finding the Fourth Proportional to 743,994.68, 1,026,669.06 and 404,459.96

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Solution

The fourth proportional to 743,994.68, 1,026,669.06 and 404,459.96 is: 558,131.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,994.68 : 1,026,669.06 = 404,459.96 : x
  2. Step 2: Convert to fraction form
    743,994.68/1,026,669.06 = 404,459.96/x
  3. Step 3: Cross multiply
    743,994.68x = 1,026,669.06 × 404,459.96
  4. Step 4: Simplify right side
    743,994.68x = 415,246,526,940.84
  5. Step 5: Solve for x
    x = 415,246,526,940.84/743,994.68
  6. Step 6: Final answer
    x = 558,131.04

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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.