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Finding the Fourth Proportional to 482,230.29, 723,345.42 and 162,355.41

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Solution

The fourth proportional to 482,230.29, 723,345.42 and 162,355.41 is: 243,533.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,230.29 : 723,345.42 = 162,355.41 : x
  2. Step 2: Convert to fraction form
    482,230.29/723,345.42 = 162,355.41/x
  3. Step 3: Cross multiply
    482,230.29x = 723,345.42 × 162,355.41
  4. Step 4: Simplify right side
    482,230.29x = 117,439,042,235.72
  5. Step 5: Solve for x
    x = 117,439,042,235.72/482,230.29
  6. Step 6: Final answer
    x = 243,533.11

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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.