Home / 943,449.40-1,301,628.06-616,953.54

Finding the Fourth Proportional to 943,449.40, 1,301,628.06 and 616,953.54

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Solution

The fourth proportional to 943,449.40, 1,301,628.06 and 616,953.54 is: 851,178.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,449.40 : 1,301,628.06 = 616,953.54 : x
  2. Step 2: Convert to fraction form
    943,449.40/1,301,628.06 = 616,953.54/x
  3. Step 3: Cross multiply
    943,449.40x = 1,301,628.06 × 616,953.54
  4. Step 4: Simplify right side
    943,449.40x = 803,044,039,380.33
  5. Step 5: Solve for x
    x = 803,044,039,380.33/943,449.40
  6. Step 6: Final answer
    x = 851,178.71

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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.