Home / 370,849.20-556,273.80-202,304.40

Finding the Fourth Proportional to 370,849.20, 556,273.80 and 202,304.40

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Solution

The fourth proportional to 370,849.20, 556,273.80 and 202,304.40 is: 303,456.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,849.20 : 556,273.80 = 202,304.40 : x
  2. Step 2: Convert to fraction form
    370,849.20/556,273.80 = 202,304.40/x
  3. Step 3: Cross multiply
    370,849.20x = 556,273.80 × 202,304.40
  4. Step 4: Simplify right side
    370,849.20x = 112,536,637,344.72
  5. Step 5: Solve for x
    x = 112,536,637,344.72/370,849.20
  6. Step 6: Final answer
    x = 303,456.60

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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.