Home / 906,789.80-1,360,233.36-275,655.68

Finding the Fourth Proportional to 906,789.80, 1,360,233.36 and 275,655.68

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Solution

The fourth proportional to 906,789.80, 1,360,233.36 and 275,655.68 is: 413,498.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,789.80 : 1,360,233.36 = 275,655.68 : x
  2. Step 2: Convert to fraction form
    906,789.80/1,360,233.36 = 275,655.68/x
  3. Step 3: Cross multiply
    906,789.80x = 1,360,233.36 × 275,655.68
  4. Step 4: Simplify right side
    906,789.80x = 374,956,051,809.49
  5. Step 5: Solve for x
    x = 374,956,051,809.49/906,789.80
  6. Step 6: Final answer
    x = 413,498.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.