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Finding the Fourth Proportional to 524,453.39, 723,483.66 and 331,100.72

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Solution

The fourth proportional to 524,453.39, 723,483.66 and 331,100.72 is: 456,753.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,453.39 : 723,483.66 = 331,100.72 : x
  2. Step 2: Convert to fraction form
    524,453.39/723,483.66 = 331,100.72/x
  3. Step 3: Cross multiply
    524,453.39x = 723,483.66 × 331,100.72
  4. Step 4: Simplify right side
    524,453.39x = 239,545,960,734.24
  5. Step 5: Solve for x
    x = 239,545,960,734.24/524,453.39
  6. Step 6: Final answer
    x = 456,753.57

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1.5x scale

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.