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Finding the Fourth Proportional to 531,528.48, 796,841.14 and 247,384.04

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Solution

The fourth proportional to 531,528.48, 796,841.14 and 247,384.04 is: 370,865.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,528.48 : 796,841.14 = 247,384.04 : x
  2. Step 2: Convert to fraction form
    531,528.48/796,841.14 = 247,384.04/x
  3. Step 3: Cross multiply
    531,528.48x = 796,841.14 × 247,384.04
  4. Step 4: Simplify right side
    531,528.48x = 197,125,782,301.71
  5. Step 5: Solve for x
    x = 197,125,782,301.71/531,528.48
  6. Step 6: Final answer
    x = 370,865.89

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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.