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Finding the Fourth Proportional to 541,438.92, 808,283.25 and 470,599.56

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Solution

The fourth proportional to 541,438.92, 808,283.25 and 470,599.56 is: 702,531.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,438.92 : 808,283.25 = 470,599.56 : x
  2. Step 2: Convert to fraction form
    541,438.92/808,283.25 = 470,599.56/x
  3. Step 3: Cross multiply
    541,438.92x = 808,283.25 × 470,599.56
  4. Step 4: Simplify right side
    541,438.92x = 380,377,741,805.37
  5. Step 5: Solve for x
    x = 380,377,741,805.37/541,438.92
  6. Step 6: Final answer
    x = 702,531.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.