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Finding the Fourth Proportional to 242,227.65, 333,927.70 and 170,384.70

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Solution

The fourth proportional to 242,227.65, 333,927.70 and 170,384.70 is: 234,887.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,227.65 : 333,927.70 = 170,384.70 : x
  2. Step 2: Convert to fraction form
    242,227.65/333,927.70 = 170,384.70/x
  3. Step 3: Cross multiply
    242,227.65x = 333,927.70 × 170,384.70
  4. Step 4: Simplify right side
    242,227.65x = 56,896,171,812.46
  5. Step 5: Solve for x
    x = 56,896,171,812.46/242,227.65
  6. Step 6: Final answer
    x = 234,887.19

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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.