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Finding the Fourth Proportional to 556,549.92, 833,711.94 and 256,619.88

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Solution

The fourth proportional to 556,549.92, 833,711.94 and 256,619.88 is: 384,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,549.92 : 833,711.94 = 256,619.88 : x
  2. Step 2: Convert to fraction form
    556,549.92/833,711.94 = 256,619.88/x
  3. Step 3: Cross multiply
    556,549.92x = 833,711.94 × 256,619.88
  4. Step 4: Simplify right side
    556,549.92x = 213,947,057,997.37
  5. Step 5: Solve for x
    x = 213,947,057,997.37/556,549.92
  6. Step 6: Final answer
    x = 384,416.65

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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.