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Finding the Fourth Proportional to 423,096.96, 583,881.60 and 232,098.72

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Solution

The fourth proportional to 423,096.96, 583,881.60 and 232,098.72 is: 320,300.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,096.96 : 583,881.60 = 232,098.72 : x
  2. Step 2: Convert to fraction form
    423,096.96/583,881.60 = 232,098.72/x
  3. Step 3: Cross multiply
    423,096.96x = 583,881.60 × 232,098.72
  4. Step 4: Simplify right side
    423,096.96x = 135,518,171,991.55
  5. Step 5: Solve for x
    x = 135,518,171,991.55/423,096.96
  6. Step 6: Final answer
    x = 320,300.51

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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.