Home / 746,112.32-1,029,635.04-406,580.48

Finding the Fourth Proportional to 746,112.32, 1,029,635.04 and 406,580.48

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Solution

The fourth proportional to 746,112.32, 1,029,635.04 and 406,580.48 is: 561,081.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,112.32 : 1,029,635.04 = 406,580.48 : x
  2. Step 2: Convert to fraction form
    746,112.32/1,029,635.04 = 406,580.48/x
  3. Step 3: Cross multiply
    746,112.32x = 1,029,635.04 × 406,580.48
  4. Step 4: Simplify right side
    746,112.32x = 418,629,508,788.02
  5. Step 5: Solve for x
    x = 418,629,508,788.02/746,112.32
  6. Step 6: Final answer
    x = 561,081.08

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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.