Home / 626,571.58-864,669.65-340,091.73

Finding the Fourth Proportional to 626,571.58, 864,669.65 and 340,091.73

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Solution

The fourth proportional to 626,571.58, 864,669.65 and 340,091.73 is: 469,327.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,571.58 : 864,669.65 = 340,091.73 : x
  2. Step 2: Convert to fraction form
    626,571.58/864,669.65 = 340,091.73/x
  3. Step 3: Cross multiply
    626,571.58x = 864,669.65 × 340,091.73
  4. Step 4: Simplify right side
    626,571.58x = 294,066,997,147.00
  5. Step 5: Solve for x
    x = 294,066,997,147.00/626,571.58
  6. Step 6: Final answer
    x = 469,327.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.