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Finding the Fourth Proportional to 242,239.29, 333,943.74 and 170,396.34

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Solution

The fourth proportional to 242,239.29, 333,943.74 and 170,396.34 is: 234,903.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,239.29 : 333,943.74 = 170,396.34 : x
  2. Step 2: Convert to fraction form
    242,239.29/333,943.74 = 170,396.34/x
  3. Step 3: Cross multiply
    242,239.29x = 333,943.74 × 170,396.34
  4. Step 4: Simplify right side
    242,239.29x = 56,902,791,061.91
  5. Step 5: Solve for x
    x = 56,902,791,061.91/242,239.29
  6. Step 6: Final answer
    x = 234,903.23

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1.5x scale

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.