Home / 943,101.66-1,413,858.96-410,221.32

Finding the Fourth Proportional to 943,101.66, 1,413,858.96 and 410,221.32

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Solution

The fourth proportional to 943,101.66, 1,413,858.96 and 410,221.32 is: 614,986.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,101.66 : 1,413,858.96 = 410,221.32 : x
  2. Step 2: Convert to fraction form
    943,101.66/1,413,858.96 = 410,221.32/x
  3. Step 3: Cross multiply
    943,101.66x = 1,413,858.96 × 410,221.32
  4. Step 4: Simplify right side
    943,101.66x = 579,995,088,865.03
  5. Step 5: Solve for x
    x = 579,995,088,865.03/943,101.66
  6. Step 6: Final answer
    x = 614,986.82

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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.