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Finding the Fourth Proportional to 373,340.40, 560,010.60 and 268,364.40

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Solution

The fourth proportional to 373,340.40, 560,010.60 and 268,364.40 is: 402,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,340.40 : 560,010.60 = 268,364.40 : x
  2. Step 2: Convert to fraction form
    373,340.40/560,010.60 = 268,364.40/x
  3. Step 3: Cross multiply
    373,340.40x = 560,010.60 × 268,364.40
  4. Step 4: Simplify right side
    373,340.40x = 150,286,908,662.64
  5. Step 5: Solve for x
    x = 150,286,908,662.64/373,340.40
  6. Step 6: Final answer
    x = 402,546.60

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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.