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Finding the Fourth Proportional to 264,253.90, 364,668.53 and 143,392.11

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Solution

The fourth proportional to 264,253.90, 364,668.53 and 143,392.11 is: 197,880.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,253.90 : 364,668.53 = 143,392.11 : x
  2. Step 2: Convert to fraction form
    264,253.90/364,668.53 = 143,392.11/x
  3. Step 3: Cross multiply
    264,253.90x = 364,668.53 × 143,392.11
  4. Step 4: Simplify right side
    264,253.90x = 52,290,591,237.45
  5. Step 5: Solve for x
    x = 52,290,591,237.45/264,253.90
  6. Step 6: Final answer
    x = 197,880.11

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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.