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Finding the Fourth Proportional to 336,883.60, 505,325.40 and 295,411.60

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Solution

The fourth proportional to 336,883.60, 505,325.40 and 295,411.60 is: 443,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,883.60 : 505,325.40 = 295,411.60 : x
  2. Step 2: Convert to fraction form
    336,883.60/505,325.40 = 295,411.60/x
  3. Step 3: Cross multiply
    336,883.60x = 505,325.40 × 295,411.60
  4. Step 4: Simplify right side
    336,883.60x = 149,278,984,934.64
  5. Step 5: Solve for x
    x = 149,278,984,934.64/336,883.60
  6. Step 6: Final answer
    x = 443,117.40

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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.