Home / 579,250.82-868,076.76-418,040.98

Finding the Fourth Proportional to 579,250.82, 868,076.76 and 418,040.98

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Solution

The fourth proportional to 579,250.82, 868,076.76 and 418,040.98 is: 626,484.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,250.82 : 868,076.76 = 418,040.98 : x
  2. Step 2: Convert to fraction form
    579,250.82/868,076.76 = 418,040.98/x
  3. Step 3: Cross multiply
    579,250.82x = 868,076.76 × 418,040.98
  4. Step 4: Simplify right side
    579,250.82x = 362,891,659,465.63
  5. Step 5: Solve for x
    x = 362,891,659,465.63/579,250.82
  6. Step 6: Final answer
    x = 626,484.50

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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.