Home / 1,376,700.70-2,063,301.45-665,196.70

Finding the Fourth Proportional to 1,376,700.70, 2,063,301.45 and 665,196.70

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Solution

The fourth proportional to 1,376,700.70, 2,063,301.45 and 665,196.70 is: 996,949.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,700.70 : 2,063,301.45 = 665,196.70 : x
  2. Step 2: Convert to fraction form
    1,376,700.70/2,063,301.45 = 665,196.70/x
  3. Step 3: Cross multiply
    1,376,700.70x = 2,063,301.45 × 665,196.70
  4. Step 4: Simplify right side
    1,376,700.70x = 1,372,501,315,645.21
  5. Step 5: Solve for x
    x = 1,372,501,315,645.21/1,376,700.70
  6. Step 6: Final answer
    x = 996,949.68

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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.