Home / 1,190,881.82-1,786,351.90-349,460.30

Finding the Fourth Proportional to 1,190,881.82, 1,786,351.90 and 349,460.30

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Solution

The fourth proportional to 1,190,881.82, 1,786,351.90 and 349,460.30 is: 524,199.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,881.82 : 1,786,351.90 = 349,460.30 : x
  2. Step 2: Convert to fraction form
    1,190,881.82/1,786,351.90 = 349,460.30/x
  3. Step 3: Cross multiply
    1,190,881.82x = 1,786,351.90 × 349,460.30
  4. Step 4: Simplify right side
    1,190,881.82x = 624,259,070,879.57
  5. Step 5: Solve for x
    x = 624,259,070,879.57/1,190,881.82
  6. Step 6: Final answer
    x = 524,199.01

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Double scale
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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.