Home / 906,719.70-1,360,030.34-275,584.30

Finding the Fourth Proportional to 906,719.70, 1,360,030.34 and 275,584.30

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Solution

The fourth proportional to 906,719.70, 1,360,030.34 and 275,584.30 is: 413,361.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,719.70 : 1,360,030.34 = 275,584.30 : x
  2. Step 2: Convert to fraction form
    906,719.70/1,360,030.34 = 275,584.30/x
  3. Step 3: Cross multiply
    906,719.70x = 1,360,030.34 × 275,584.30
  4. Step 4: Simplify right side
    906,719.70x = 374,803,009,227.66
  5. Step 5: Solve for x
    x = 374,803,009,227.66/906,719.70
  6. Step 6: Final answer
    x = 413,361.49

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Double scale
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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.