Home / 482,230.79-723,346.17-162,355.91

Finding the Fourth Proportional to 482,230.79, 723,346.17 and 162,355.91

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Solution

The fourth proportional to 482,230.79, 723,346.17 and 162,355.91 is: 243,533.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,230.79 : 723,346.17 = 162,355.91 : x
  2. Step 2: Convert to fraction form
    482,230.79/723,346.17 = 162,355.91/x
  3. Step 3: Cross multiply
    482,230.79x = 723,346.17 × 162,355.91
  4. Step 4: Simplify right side
    482,230.79x = 117,439,525,675.37
  5. Step 5: Solve for x
    x = 117,439,525,675.37/482,230.79
  6. Step 6: Final answer
    x = 243,533.86

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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.