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Finding the Fourth Proportional to 411,131.85, 567,536.84 and 250,038.64

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Solution

The fourth proportional to 411,131.85, 567,536.84 and 250,038.64 is: 345,159.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,131.85 : 567,536.84 = 250,038.64 : x
  2. Step 2: Convert to fraction form
    411,131.85/567,536.84 = 250,038.64/x
  3. Step 3: Cross multiply
    411,131.85x = 567,536.84 × 250,038.64
  4. Step 4: Simplify right side
    411,131.85x = 141,906,139,623.50
  5. Step 5: Solve for x
    x = 141,906,139,623.50/411,131.85
  6. Step 6: Final answer
    x = 345,159.68

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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.