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Finding the Fourth Proportional to 567,095.20, 850,642.80 and 173,111.20

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Solution

The fourth proportional to 567,095.20, 850,642.80 and 173,111.20 is: 259,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,095.20 : 850,642.80 = 173,111.20 : x
  2. Step 2: Convert to fraction form
    567,095.20/850,642.80 = 173,111.20/x
  3. Step 3: Cross multiply
    567,095.20x = 850,642.80 × 173,111.20
  4. Step 4: Simplify right side
    567,095.20x = 147,255,795,879.36
  5. Step 5: Solve for x
    x = 147,255,795,879.36/567,095.20
  6. Step 6: Final answer
    x = 259,666.80

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Similar ratio
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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.