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Finding the Fourth Proportional to 524,031.29, 786,046.52 and 169,045.29

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Solution

The fourth proportional to 524,031.29, 786,046.52 and 169,045.29 is: 253,567.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,031.29 : 786,046.52 = 169,045.29 : x
  2. Step 2: Convert to fraction form
    524,031.29/786,046.52 = 169,045.29/x
  3. Step 3: Cross multiply
    524,031.29x = 786,046.52 × 169,045.29
  4. Step 4: Simplify right side
    524,031.29x = 132,877,461,926.89
  5. Step 5: Solve for x
    x = 132,877,461,926.89/524,031.29
  6. Step 6: Final answer
    x = 253,567.80

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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.