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Finding the Fourth Proportional to 537,284.57, 805,755.63 and 177,388.34

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Solution

The fourth proportional to 537,284.57, 805,755.63 and 177,388.34 is: 266,025.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,284.57 : 805,755.63 = 177,388.34 : x
  2. Step 2: Convert to fraction form
    537,284.57/805,755.63 = 177,388.34/x
  3. Step 3: Cross multiply
    537,284.57x = 805,755.63 × 177,388.34
  4. Step 4: Simplify right side
    537,284.57x = 142,931,653,651.35
  5. Step 5: Solve for x
    x = 142,931,653,651.35/537,284.57
  6. Step 6: Final answer
    x = 266,025.98

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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.