Home / 969,559.80-1,453,419.54-338,304.12

Finding the Fourth Proportional to 969,559.80, 1,453,419.54 and 338,304.12

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Solution

The fourth proportional to 969,559.80, 1,453,419.54 and 338,304.12 is: 507,135.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,559.80 : 1,453,419.54 = 338,304.12 : x
  2. Step 2: Convert to fraction form
    969,559.80/1,453,419.54 = 338,304.12/x
  3. Step 3: Cross multiply
    969,559.80x = 1,453,419.54 × 338,304.12
  4. Step 4: Simplify right side
    969,559.80x = 491,697,818,470.51
  5. Step 5: Solve for x
    x = 491,697,818,470.51/969,559.80
  6. Step 6: Final answer
    x = 507,135.11

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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.