Home / 868,054.37-1,302,453.54-447,625.49

Finding the Fourth Proportional to 868,054.37, 1,302,453.54 and 447,625.49

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Solution

The fourth proportional to 868,054.37, 1,302,453.54 and 447,625.49 is: 671,630.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,054.37 : 1,302,453.54 = 447,625.49 : x
  2. Step 2: Convert to fraction form
    868,054.37/1,302,453.54 = 447,625.49/x
  3. Step 3: Cross multiply
    868,054.37x = 1,302,453.54 × 447,625.49
  4. Step 4: Simplify right side
    868,054.37x = 583,011,397,532.47
  5. Step 5: Solve for x
    x = 583,011,397,532.47/868,054.37
  6. Step 6: Final answer
    x = 671,630.05

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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.