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Finding the Fourth Proportional to 430,994.58, 594,749.61 and 247,223.67

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Solution

The fourth proportional to 430,994.58, 594,749.61 and 247,223.67 is: 341,155.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,994.58 : 594,749.61 = 247,223.67 : x
  2. Step 2: Convert to fraction form
    430,994.58/594,749.61 = 247,223.67/x
  3. Step 3: Cross multiply
    430,994.58x = 594,749.61 × 247,223.67
  4. Step 4: Simplify right side
    430,994.58x = 147,036,181,315.27
  5. Step 5: Solve for x
    x = 147,036,181,315.27/430,994.58
  6. Step 6: Final answer
    x = 341,155.52

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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.