Home / 345,927.36-477,517.68-297,337.44

Finding the Fourth Proportional to 345,927.36, 477,517.68 and 297,337.44

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Solution

The fourth proportional to 345,927.36, 477,517.68 and 297,337.44 is: 410,444.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,927.36 : 477,517.68 = 297,337.44 : x
  2. Step 2: Convert to fraction form
    345,927.36/477,517.68 = 297,337.44/x
  3. Step 3: Cross multiply
    345,927.36x = 477,517.68 × 297,337.44
  4. Step 4: Simplify right side
    345,927.36x = 141,983,884,525.94
  5. Step 5: Solve for x
    x = 141,983,884,525.94/345,927.36
  6. Step 6: Final answer
    x = 410,444.22

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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.