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Finding the Fourth Proportional to 295,835.04, 408,255.12 and 168,508.80

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Solution

The fourth proportional to 295,835.04, 408,255.12 and 168,508.80 is: 232,543.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,835.04 : 408,255.12 = 168,508.80 : x
  2. Step 2: Convert to fraction form
    295,835.04/408,255.12 = 168,508.80/x
  3. Step 3: Cross multiply
    295,835.04x = 408,255.12 × 168,508.80
  4. Step 4: Simplify right side
    295,835.04x = 68,794,580,365.06
  5. Step 5: Solve for x
    x = 68,794,580,365.06/295,835.04
  6. Step 6: Final answer
    x = 232,543.72

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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.