Home / 671,414.98-1,007,220.84-198,038.74

Finding the Fourth Proportional to 671,414.98, 1,007,220.84 and 198,038.74

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Solution

The fourth proportional to 671,414.98, 1,007,220.84 and 198,038.74 is: 297,087.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,414.98 : 1,007,220.84 = 198,038.74 : x
  2. Step 2: Convert to fraction form
    671,414.98/1,007,220.84 = 198,038.74/x
  3. Step 3: Cross multiply
    671,414.98x = 1,007,220.84 × 198,038.74
  4. Step 4: Simplify right side
    671,414.98x = 199,468,746,055.34
  5. Step 5: Solve for x
    x = 199,468,746,055.34/671,414.98
  6. Step 6: Final answer
    x = 297,087.12

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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.