Home / 1,191,200.90-1,786,628.55-349,664.90

Finding the Fourth Proportional to 1,191,200.90, 1,786,628.55 and 349,664.90

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Solution

The fourth proportional to 1,191,200.90, 1,786,628.55 and 349,664.90 is: 524,446.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,200.90 : 1,786,628.55 = 349,664.90 : x
  2. Step 2: Convert to fraction form
    1,191,200.90/1,786,628.55 = 349,664.90/x
  3. Step 3: Cross multiply
    1,191,200.90x = 1,786,628.55 × 349,664.90
  4. Step 4: Simplify right side
    1,191,200.90x = 624,721,293,272.90
  5. Step 5: Solve for x
    x = 624,721,293,272.90/1,191,200.90
  6. Step 6: Final answer
    x = 524,446.63

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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.