Home / 868,921.66-1,303,383.51-363,205.93

Finding the Fourth Proportional to 868,921.66, 1,303,383.51 and 363,205.93

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Solution

The fourth proportional to 868,921.66, 1,303,383.51 and 363,205.93 is: 544,809.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,921.66 : 1,303,383.51 = 363,205.93 : x
  2. Step 2: Convert to fraction form
    868,921.66/1,303,383.51 = 363,205.93/x
  3. Step 3: Cross multiply
    868,921.66x = 1,303,383.51 × 363,205.93
  4. Step 4: Simplify right side
    868,921.66x = 473,396,619,896.21
  5. Step 5: Solve for x
    x = 473,396,619,896.21/868,921.66
  6. Step 6: Final answer
    x = 544,809.32

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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.