Home / 680,767.55-1,021,262.15-201,043.90

Finding the Fourth Proportional to 680,767.55, 1,021,262.15 and 201,043.90

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Solution

The fourth proportional to 680,767.55, 1,021,262.15 and 201,043.90 is: 301,598.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,767.55 : 1,021,262.15 = 201,043.90 : x
  2. Step 2: Convert to fraction form
    680,767.55/1,021,262.15 = 201,043.90/x
  3. Step 3: Cross multiply
    680,767.55x = 1,021,262.15 × 201,043.90
  4. Step 4: Simplify right side
    680,767.55x = 205,318,523,507.84
  5. Step 5: Solve for x
    x = 205,318,523,507.84/680,767.55
  6. Step 6: Final answer
    x = 301,598.58

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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.