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Finding the Fourth Proportional to 524,903.70, 787,355.55 and 169,953.60

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Solution

The fourth proportional to 524,903.70, 787,355.55 and 169,953.60 is: 254,930.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,903.70 : 787,355.55 = 169,953.60 : x
  2. Step 2: Convert to fraction form
    524,903.70/787,355.55 = 169,953.60/x
  3. Step 3: Cross multiply
    524,903.70x = 787,355.55 × 169,953.60
  4. Step 4: Simplify right side
    524,903.70x = 133,813,910,202.48
  5. Step 5: Solve for x
    x = 133,813,910,202.48/524,903.70
  6. Step 6: Final answer
    x = 254,930.40

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Similar ratio
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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.