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Finding the Fourth Proportional to 324,573.50, 486,436.11 and 234,918.14

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Solution

The fourth proportional to 324,573.50, 486,436.11 and 234,918.14 is: 352,070.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,573.50 : 486,436.11 = 234,918.14 : x
  2. Step 2: Convert to fraction form
    324,573.50/486,436.11 = 234,918.14/x
  3. Step 3: Cross multiply
    324,573.50x = 486,436.11 × 234,918.14
  4. Step 4: Simplify right side
    324,573.50x = 114,272,666,190.04
  5. Step 5: Solve for x
    x = 114,272,666,190.04/324,573.50
  6. Step 6: Final answer
    x = 352,070.23

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1.5x scale

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.