Home / 343,543.12-474,090.71-190,584.34

Finding the Fourth Proportional to 343,543.12, 474,090.71 and 190,584.34

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Solution

The fourth proportional to 343,543.12, 474,090.71 and 190,584.34 is: 263,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,543.12 : 474,090.71 = 190,584.34 : x
  2. Step 2: Convert to fraction form
    343,543.12/474,090.71 = 190,584.34/x
  3. Step 3: Cross multiply
    343,543.12x = 474,090.71 × 190,584.34
  4. Step 4: Simplify right side
    343,543.12x = 90,354,262,927.33
  5. Step 5: Solve for x
    x = 90,354,262,927.33/343,543.12
  6. Step 6: Final answer
    x = 263,007.05

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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.