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Finding the Fourth Proportional to 411,165.50, 616,838.97 and 174,710.30

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Solution

The fourth proportional to 411,165.50, 616,838.97 and 174,710.30 is: 262,104.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,165.50 : 616,838.97 = 174,710.30 : x
  2. Step 2: Convert to fraction form
    411,165.50/616,838.97 = 174,710.30/x
  3. Step 3: Cross multiply
    411,165.50x = 616,838.97 × 174,710.30
  4. Step 4: Simplify right side
    411,165.50x = 107,768,121,500.39
  5. Step 5: Solve for x
    x = 107,768,121,500.39/411,165.50
  6. Step 6: Final answer
    x = 262,104.00

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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.