Home / 950,544.40-1,311,781.74-520,851.88

Finding the Fourth Proportional to 950,544.40, 1,311,781.74 and 520,851.88

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Solution

The fourth proportional to 950,544.40, 1,311,781.74 and 520,851.88 is: 718,792.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,544.40 : 1,311,781.74 = 520,851.88 : x
  2. Step 2: Convert to fraction form
    950,544.40/1,311,781.74 = 520,851.88/x
  3. Step 3: Cross multiply
    950,544.40x = 1,311,781.74 × 520,851.88
  4. Step 4: Simplify right side
    950,544.40x = 683,243,985,428.67
  5. Step 5: Solve for x
    x = 683,243,985,428.67/950,544.40
  6. Step 6: Final answer
    x = 718,792.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.