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Finding the Fourth Proportional to 282,582, 389,875.19 and 173,571.98

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Solution

The fourth proportional to 282,582, 389,875.19 and 173,571.98 is: 239,475.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,582 : 389,875.19 = 173,571.98 : x
  2. Step 2: Convert to fraction form
    282,582/389,875.19 = 173,571.98/x
  3. Step 3: Cross multiply
    282,582x = 389,875.19 × 173,571.98
  4. Step 4: Simplify right side
    282,582x = 67,671,405,863.94
  5. Step 5: Solve for x
    x = 67,671,405,863.94/282,582
  6. Step 6: Final answer
    x = 239,475.29

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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.