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Finding the Fourth Proportional to 295,580.80, 407,755.34 and 174,663.58

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Solution

The fourth proportional to 295,580.80, 407,755.34 and 174,663.58 is: 240,949.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,580.80 : 407,755.34 = 174,663.58 : x
  2. Step 2: Convert to fraction form
    295,580.80/407,755.34 = 174,663.58/x
  3. Step 3: Cross multiply
    295,580.80x = 407,755.34 × 174,663.58
  4. Step 4: Simplify right side
    295,580.80x = 71,220,007,448.52
  5. Step 5: Solve for x
    x = 71,220,007,448.52/295,580.80
  6. Step 6: Final answer
    x = 240,949.37

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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.