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Finding the Fourth Proportional to 614,884, 848,539.92 and 346,612

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Solution

The fourth proportional to 614,884, 848,539.92 and 346,612 is: 478,324.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,884 : 848,539.92 = 346,612 : x
  2. Step 2: Convert to fraction form
    614,884/848,539.92 = 346,612/x
  3. Step 3: Cross multiply
    614,884x = 848,539.92 × 346,612
  4. Step 4: Simplify right side
    614,884x = 294,114,118,751.04
  5. Step 5: Solve for x
    x = 294,114,118,751.04/614,884
  6. Step 6: Final answer
    x = 478,324.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.