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Finding the Fourth Proportional to 532,114.40, 796,859.40 and 353,655.20

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Solution

The fourth proportional to 532,114.40, 796,859.40 and 353,655.20 is: 529,610.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,114.40 : 796,859.40 = 353,655.20 : x
  2. Step 2: Convert to fraction form
    532,114.40/796,859.40 = 353,655.20/x
  3. Step 3: Cross multiply
    532,114.40x = 796,859.40 × 353,655.20
  4. Step 4: Simplify right side
    532,114.40x = 281,813,470,478.88
  5. Step 5: Solve for x
    x = 281,813,470,478.88/532,114.40
  6. Step 6: Final answer
    x = 529,610.68

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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.