Home / 696,710.25-1,045,241.01-198,074.25

Finding the Fourth Proportional to 696,710.25, 1,045,241.01 and 198,074.25

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Solution

The fourth proportional to 696,710.25, 1,045,241.01 and 198,074.25 is: 297,161.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,710.25 : 1,045,241.01 = 198,074.25 : x
  2. Step 2: Convert to fraction form
    696,710.25/1,045,241.01 = 198,074.25/x
  3. Step 3: Cross multiply
    696,710.25x = 1,045,241.01 × 198,074.25
  4. Step 4: Simplify right side
    696,710.25x = 207,035,329,124.99
  5. Step 5: Solve for x
    x = 207,035,329,124.99/696,710.25
  6. Step 6: Final answer
    x = 297,161.31

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Double scale
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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.