Home / 578,953.24-868,513.56-219,026.50

Finding the Fourth Proportional to 578,953.24, 868,513.56 and 219,026.50

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Solution

The fourth proportional to 578,953.24, 868,513.56 and 219,026.50 is: 328,571.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,953.24 : 868,513.56 = 219,026.50 : x
  2. Step 2: Convert to fraction form
    578,953.24/868,513.56 = 219,026.50/x
  3. Step 3: Cross multiply
    578,953.24x = 868,513.56 × 219,026.50
  4. Step 4: Simplify right side
    578,953.24x = 190,227,485,249.34
  5. Step 5: Solve for x
    x = 190,227,485,249.34/578,953.24
  6. Step 6: Final answer
    x = 328,571.41

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Similar ratio
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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.