Home / 357,191.12-492,907.56-214,030.64

Finding the Fourth Proportional to 357,191.12, 492,907.56 and 214,030.64

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Solution

The fourth proportional to 357,191.12, 492,907.56 and 214,030.64 is: 295,352.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,191.12 : 492,907.56 = 214,030.64 : x
  2. Step 2: Convert to fraction form
    357,191.12/492,907.56 = 214,030.64/x
  3. Step 3: Cross multiply
    357,191.12x = 492,907.56 × 214,030.64
  4. Step 4: Simplify right side
    357,191.12x = 105,497,320,527.64
  5. Step 5: Solve for x
    x = 105,497,320,527.64/357,191.12
  6. Step 6: Final answer
    x = 295,352.58

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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.