Home / 319,895.16-441,504.93-197,458.98

Finding the Fourth Proportional to 319,895.16, 441,504.93 and 197,458.98

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Solution

The fourth proportional to 319,895.16, 441,504.93 and 197,458.98 is: 272,524.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,895.16 : 441,504.93 = 197,458.98 : x
  2. Step 2: Convert to fraction form
    319,895.16/441,504.93 = 197,458.98/x
  3. Step 3: Cross multiply
    319,895.16x = 441,504.93 × 197,458.98
  4. Step 4: Simplify right side
    319,895.16x = 87,179,113,142.77
  5. Step 5: Solve for x
    x = 87,179,113,142.77/319,895.16
  6. Step 6: Final answer
    x = 272,524.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.