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Finding the Fourth Proportional to 425,183.92, 586,746.80 and 234,215.12

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Solution

The fourth proportional to 425,183.92, 586,746.80 and 234,215.12 is: 323,213.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,183.92 : 586,746.80 = 234,215.12 : x
  2. Step 2: Convert to fraction form
    425,183.92/586,746.80 = 234,215.12/x
  3. Step 3: Cross multiply
    425,183.92x = 586,746.80 × 234,215.12
  4. Step 4: Simplify right side
    425,183.92x = 137,424,972,171.62
  5. Step 5: Solve for x
    x = 137,424,972,171.62/425,183.92
  6. Step 6: Final answer
    x = 323,213.00

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1.5x scale

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.