Home / 294,913.90-442,480.20-117,548.20

Finding the Fourth Proportional to 294,913.90, 442,480.20 and 117,548.20

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Solution

The fourth proportional to 294,913.90, 442,480.20 and 117,548.20 is: 176,365.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,913.90 : 442,480.20 = 117,548.20 : x
  2. Step 2: Convert to fraction form
    294,913.90/442,480.20 = 117,548.20/x
  3. Step 3: Cross multiply
    294,913.90x = 442,480.20 × 117,548.20
  4. Step 4: Simplify right side
    294,913.90x = 52,012,751,045.64
  5. Step 5: Solve for x
    x = 52,012,751,045.64/294,913.90
  6. Step 6: Final answer
    x = 176,365.89

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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.