Home / 343,518.10-474,057.82-190,566.31

Finding the Fourth Proportional to 343,518.10, 474,057.82 and 190,566.31

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Solution

The fourth proportional to 343,518.10, 474,057.82 and 190,566.31 is: 262,983.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,518.10 : 474,057.82 = 190,566.31 : x
  2. Step 2: Convert to fraction form
    343,518.10/474,057.82 = 190,566.31/x
  3. Step 3: Cross multiply
    343,518.10x = 474,057.82 × 190,566.31
  4. Step 4: Simplify right side
    343,518.10x = 90,339,449,484.04
  5. Step 5: Solve for x
    x = 90,339,449,484.04/343,518.10
  6. Step 6: Final answer
    x = 262,983.08

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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.