Home / 675,781.03-1,013,705.23-202,421.28

Finding the Fourth Proportional to 675,781.03, 1,013,705.23 and 202,421.28

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Solution

The fourth proportional to 675,781.03, 1,013,705.23 and 202,421.28 is: 303,642.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,781.03 : 1,013,705.23 = 202,421.28 : x
  2. Step 2: Convert to fraction form
    675,781.03/1,013,705.23 = 202,421.28/x
  3. Step 3: Cross multiply
    675,781.03x = 1,013,705.23 × 202,421.28
  4. Step 4: Simplify right side
    675,781.03x = 205,195,510,199.29
  5. Step 5: Solve for x
    x = 205,195,510,199.29/675,781.03
  6. Step 6: Final answer
    x = 303,642.01

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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.