Home / 883,606.13-1,325,409.21-218,758.13

Finding the Fourth Proportional to 883,606.13, 1,325,409.21 and 218,758.13

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Solution

The fourth proportional to 883,606.13, 1,325,409.21 and 218,758.13 is: 328,137.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,606.13 : 1,325,409.21 = 218,758.13 : x
  2. Step 2: Convert to fraction form
    883,606.13/1,325,409.21 = 218,758.13/x
  3. Step 3: Cross multiply
    883,606.13x = 1,325,409.21 × 218,758.13
  4. Step 4: Simplify right side
    883,606.13x = 289,944,033,637.33
  5. Step 5: Solve for x
    x = 289,944,033,637.33/883,606.13
  6. Step 6: Final answer
    x = 328,137.19

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Similar ratio
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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.