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Finding the Fourth Proportional to 295,937.51, 408,414.51 and 166,887.50

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Solution

The fourth proportional to 295,937.51, 408,414.51 and 166,887.50 is: 230,316.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,937.51 : 408,414.51 = 166,887.50 : x
  2. Step 2: Convert to fraction form
    295,937.51/408,414.51 = 166,887.50/x
  3. Step 3: Cross multiply
    295,937.51x = 408,414.51 × 166,887.50
  4. Step 4: Simplify right side
    295,937.51x = 68,159,274,495.55
  5. Step 5: Solve for x
    x = 68,159,274,495.55/295,937.51
  6. Step 6: Final answer
    x = 230,316.45

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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.