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Finding the Fourth Proportional to 425,227.32, 586,820.76 and 234,240.90

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Solution

The fourth proportional to 425,227.32, 586,820.76 and 234,240.90 is: 323,256.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,227.32 : 586,820.76 = 234,240.90 : x
  2. Step 2: Convert to fraction form
    425,227.32/586,820.76 = 234,240.90/x
  3. Step 3: Cross multiply
    425,227.32x = 586,820.76 × 234,240.90
  4. Step 4: Simplify right side
    425,227.32x = 137,457,422,961.08
  5. Step 5: Solve for x
    x = 137,457,422,961.08/425,227.32
  6. Step 6: Final answer
    x = 323,256.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.