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Finding the Fourth Proportional to 594,217.02, 819,754.11 and 352,509.78

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Solution

The fourth proportional to 594,217.02, 819,754.11 and 352,509.78 is: 486,306.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,217.02 : 819,754.11 = 352,509.78 : x
  2. Step 2: Convert to fraction form
    594,217.02/819,754.11 = 352,509.78/x
  3. Step 3: Cross multiply
    594,217.02x = 819,754.11 × 352,509.78
  4. Step 4: Simplify right side
    594,217.02x = 288,971,340,970.20
  5. Step 5: Solve for x
    x = 288,971,340,970.20/594,217.02
  6. Step 6: Final answer
    x = 486,306.07

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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.