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Finding the Fourth Proportional to 296,352.56, 408,973.02 and 162,216.56

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Solution

The fourth proportional to 296,352.56, 408,973.02 and 162,216.56 is: 223,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,352.56 : 408,973.02 = 162,216.56 : x
  2. Step 2: Convert to fraction form
    296,352.56/408,973.02 = 162,216.56/x
  3. Step 3: Cross multiply
    296,352.56x = 408,973.02 × 162,216.56
  4. Step 4: Simplify right side
    296,352.56x = 66,342,196,851.33
  5. Step 5: Solve for x
    x = 66,342,196,851.33/296,352.56
  6. Step 6: Final answer
    x = 223,862.40

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1.5x scale

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.