Home / 681,984.90-1,023,018.35-208,674.36

Finding the Fourth Proportional to 681,984.90, 1,023,018.35 and 208,674.36

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Solution

The fourth proportional to 681,984.90, 1,023,018.35 and 208,674.36 is: 313,024.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,984.90 : 1,023,018.35 = 208,674.36 : x
  2. Step 2: Convert to fraction form
    681,984.90/1,023,018.35 = 208,674.36/x
  3. Step 3: Cross multiply
    681,984.90x = 1,023,018.35 × 208,674.36
  4. Step 4: Simplify right side
    681,984.90x = 213,477,699,454.51
  5. Step 5: Solve for x
    x = 213,477,699,454.51/681,984.90
  6. Step 6: Final answer
    x = 313,024.09

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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.