Home / 883,954.20-1,325,931.30-219,106.20

Finding the Fourth Proportional to 883,954.20, 1,325,931.30 and 219,106.20

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Solution

The fourth proportional to 883,954.20, 1,325,931.30 and 219,106.20 is: 328,659.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,954.20 : 1,325,931.30 = 219,106.20 : x
  2. Step 2: Convert to fraction form
    883,954.20/1,325,931.30 = 219,106.20/x
  3. Step 3: Cross multiply
    883,954.20x = 1,325,931.30 × 219,106.20
  4. Step 4: Simplify right side
    883,954.20x = 290,519,768,604.06
  5. Step 5: Solve for x
    x = 290,519,768,604.06/883,954.20
  6. Step 6: Final answer
    x = 328,659.30

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Half scale
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Double scale
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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.