Home / 836,119.13-1,254,387.01-245,143.13

Finding the Fourth Proportional to 836,119.13, 1,254,387.01 and 245,143.13

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Solution

The fourth proportional to 836,119.13, 1,254,387.01 and 245,143.13 is: 367,775.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,119.13 : 1,254,387.01 = 245,143.13 : x
  2. Step 2: Convert to fraction form
    836,119.13/1,254,387.01 = 245,143.13/x
  3. Step 3: Cross multiply
    836,119.13x = 1,254,387.01 × 245,143.13
  4. Step 4: Simplify right side
    836,119.13x = 307,504,350,977.95
  5. Step 5: Solve for x
    x = 307,504,350,977.95/836,119.13
  6. Step 6: Final answer
    x = 367,775.77

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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.