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Finding the Fourth Proportional to 524,883.84, 787,450.70 and 169,897.83

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Solution

The fourth proportional to 524,883.84, 787,450.70 and 169,897.83 is: 254,887.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,883.84 : 787,450.70 = 169,897.83 : x
  2. Step 2: Convert to fraction form
    524,883.84/787,450.70 = 169,897.83/x
  3. Step 3: Cross multiply
    524,883.84x = 787,450.70 × 169,897.83
  4. Step 4: Simplify right side
    524,883.84x = 133,786,164,312.49
  5. Step 5: Solve for x
    x = 133,786,164,312.49/524,883.84
  6. Step 6: Final answer
    x = 254,887.18

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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.