Home / 658,094.99-986,511.91-278,493.59

Finding the Fourth Proportional to 658,094.99, 986,511.91 and 278,493.59

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Solution

The fourth proportional to 658,094.99, 986,511.91 and 278,493.59 is: 417,473.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,094.99 : 986,511.91 = 278,493.59 : x
  2. Step 2: Convert to fraction form
    658,094.99/986,511.91 = 278,493.59/x
  3. Step 3: Cross multiply
    658,094.99x = 986,511.91 × 278,493.59
  4. Step 4: Simplify right side
    658,094.99x = 274,737,237,764.86
  5. Step 5: Solve for x
    x = 274,737,237,764.86/658,094.99
  6. Step 6: Final answer
    x = 417,473.53

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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.