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Finding the Fourth Proportional to 243,973.60, 365,960.40 and 173,114.80

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Solution

The fourth proportional to 243,973.60, 365,960.40 and 173,114.80 is: 259,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,973.60 : 365,960.40 = 173,114.80 : x
  2. Step 2: Convert to fraction form
    243,973.60/365,960.40 = 173,114.80/x
  3. Step 3: Cross multiply
    243,973.60x = 365,960.40 × 173,114.80
  4. Step 4: Simplify right side
    243,973.60x = 63,353,161,453.92
  5. Step 5: Solve for x
    x = 63,353,161,453.92/243,973.60
  6. Step 6: Final answer
    x = 259,672.20

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1.5x scale

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.