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Finding the Fourth Proportional to 185,507.59, 277,888.22 and 140,605.75

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Solution

The fourth proportional to 185,507.59, 277,888.22 and 140,605.75 is: 210,625.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,507.59 : 277,888.22 = 140,605.75 : x
  2. Step 2: Convert to fraction form
    185,507.59/277,888.22 = 140,605.75/x
  3. Step 3: Cross multiply
    185,507.59x = 277,888.22 × 140,605.75
  4. Step 4: Simplify right side
    185,507.59x = 39,072,681,246.06
  5. Step 5: Solve for x
    x = 39,072,681,246.06/185,507.59
  6. Step 6: Final answer
    x = 210,625.79

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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.