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Finding the Fourth Proportional to 423,168.88, 583,999.56 and 232,182.76

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Solution

The fourth proportional to 423,168.88, 583,999.56 and 232,182.76 is: 320,426.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,168.88 : 583,999.56 = 232,182.76 : x
  2. Step 2: Convert to fraction form
    423,168.88/583,999.56 = 232,182.76/x
  3. Step 3: Cross multiply
    423,168.88x = 583,999.56 × 232,182.76
  4. Step 4: Simplify right side
    423,168.88x = 135,594,629,679.59
  5. Step 5: Solve for x
    x = 135,594,629,679.59/423,168.88
  6. Step 6: Final answer
    x = 320,426.75

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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.