Home / 658,422.48-987,633.90-185,107.98

Finding the Fourth Proportional to 658,422.48, 987,633.90 and 185,107.98

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Solution

The fourth proportional to 658,422.48, 987,633.90 and 185,107.98 is: 277,662.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,422.48 : 987,633.90 = 185,107.98 : x
  2. Step 2: Convert to fraction form
    658,422.48/987,633.90 = 185,107.98/x
  3. Step 3: Cross multiply
    658,422.48x = 987,633.90 × 185,107.98
  4. Step 4: Simplify right side
    658,422.48x = 182,818,916,208.52
  5. Step 5: Solve for x
    x = 182,818,916,208.52/658,422.48
  6. Step 6: Final answer
    x = 277,662.02

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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.