Home / 897,427.78-1,240,063.13-682,194.18

Finding the Fourth Proportional to 897,427.78, 1,240,063.13 and 682,194.18

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Solution

The fourth proportional to 897,427.78, 1,240,063.13 and 682,194.18 is: 942,653.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,427.78 : 1,240,063.13 = 682,194.18 : x
  2. Step 2: Convert to fraction form
    897,427.78/1,240,063.13 = 682,194.18/x
  3. Step 3: Cross multiply
    897,427.78x = 1,240,063.13 × 682,194.18
  4. Step 4: Simplify right side
    897,427.78x = 845,963,850,118.58
  5. Step 5: Solve for x
    x = 845,963,850,118.58/897,427.78
  6. Step 6: Final answer
    x = 942,653.96

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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.