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Finding the Fourth Proportional to 576,892.44, 865,420.67 and 177,566.49

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Solution

The fourth proportional to 576,892.44, 865,420.67 and 177,566.49 is: 266,374.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,892.44 : 865,420.67 = 177,566.49 : x
  2. Step 2: Convert to fraction form
    576,892.44/865,420.67 = 177,566.49/x
  3. Step 3: Cross multiply
    576,892.44x = 865,420.67 × 177,566.49
  4. Step 4: Simplify right side
    576,892.44x = 153,669,710,745.35
  5. Step 5: Solve for x
    x = 153,669,710,745.35/576,892.44
  6. Step 6: Final answer
    x = 266,374.98

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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.