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Finding the Fourth Proportional to 623,856.79, 935,785.05 and 244,956.07

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Solution

The fourth proportional to 623,856.79, 935,785.05 and 244,956.07 is: 367,434.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,856.79 : 935,785.05 = 244,956.07 : x
  2. Step 2: Convert to fraction form
    623,856.79/935,785.05 = 244,956.07/x
  3. Step 3: Cross multiply
    623,856.79x = 935,785.05 × 244,956.07
  4. Step 4: Simplify right side
    623,856.79x = 229,226,228,212.75
  5. Step 5: Solve for x
    x = 229,226,228,212.75/623,856.79
  6. Step 6: Final answer
    x = 367,434.05

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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.