Home / 495,058.56-742,468.80-228,563.04

Finding the Fourth Proportional to 495,058.56, 742,468.80 and 228,563.04

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Solution

The fourth proportional to 495,058.56, 742,468.80 and 228,563.04 is: 342,789.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,058.56 : 742,468.80 = 228,563.04 : x
  2. Step 2: Convert to fraction form
    495,058.56/742,468.80 = 228,563.04/x
  3. Step 3: Cross multiply
    495,058.56x = 742,468.80 × 228,563.04
  4. Step 4: Simplify right side
    495,058.56x = 169,700,926,033.15
  5. Step 5: Solve for x
    x = 169,700,926,033.15/495,058.56
  6. Step 6: Final answer
    x = 342,789.60

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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.