Home / 658,197.06-986,630.85-259,117.89

Finding the Fourth Proportional to 658,197.06, 986,630.85 and 259,117.89

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Solution

The fourth proportional to 658,197.06, 986,630.85 and 259,117.89 is: 388,415.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,197.06 : 986,630.85 = 259,117.89 : x
  2. Step 2: Convert to fraction form
    658,197.06/986,630.85 = 259,117.89/x
  3. Step 3: Cross multiply
    658,197.06x = 986,630.85 × 259,117.89
  4. Step 4: Simplify right side
    658,197.06x = 255,653,704,060.91
  5. Step 5: Solve for x
    x = 255,653,704,060.91/658,197.06
  6. Step 6: Final answer
    x = 388,415.14

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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.