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Finding the Fourth Proportional to 524,045.48, 723,161.86 and 297,665.96

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Solution

The fourth proportional to 524,045.48, 723,161.86 and 297,665.96 is: 410,767.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,045.48 : 723,161.86 = 297,665.96 : x
  2. Step 2: Convert to fraction form
    524,045.48/723,161.86 = 297,665.96/x
  3. Step 3: Cross multiply
    524,045.48x = 723,161.86 × 297,665.96
  4. Step 4: Simplify right side
    524,045.48x = 215,260,669,292.29
  5. Step 5: Solve for x
    x = 215,260,669,292.29/524,045.48
  6. Step 6: Final answer
    x = 410,767.15

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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.