Home / 697,262.70-1,045,756.35-191,693.31

Finding the Fourth Proportional to 697,262.70, 1,045,756.35 and 191,693.31

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Solution

The fourth proportional to 697,262.70, 1,045,756.35 and 191,693.31 is: 287,502.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,262.70 : 1,045,756.35 = 191,693.31 : x
  2. Step 2: Convert to fraction form
    697,262.70/1,045,756.35 = 191,693.31/x
  3. Step 3: Cross multiply
    697,262.70x = 1,045,756.35 × 191,693.31
  4. Step 4: Simplify right side
    697,262.70x = 200,464,496,185.02
  5. Step 5: Solve for x
    x = 200,464,496,185.02/697,262.70
  6. Step 6: Final answer
    x = 287,502.11

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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.