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Finding the Fourth Proportional to 556,467.82, 834,274.03 and 282,688.94

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Solution

The fourth proportional to 556,467.82, 834,274.03 and 282,688.94 is: 423,816.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,467.82 : 834,274.03 = 282,688.94 : x
  2. Step 2: Convert to fraction form
    556,467.82/834,274.03 = 282,688.94/x
  3. Step 3: Cross multiply
    556,467.82x = 834,274.03 × 282,688.94
  4. Step 4: Simplify right side
    556,467.82x = 235,840,043,649.27
  5. Step 5: Solve for x
    x = 235,840,043,649.27/556,467.82
  6. Step 6: Final answer
    x = 423,816.14

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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.