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Finding the Fourth Proportional to 655,602.11, 983,471.51 and 250,793.53

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Solution

The fourth proportional to 655,602.11, 983,471.51 and 250,793.53 is: 376,216.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,602.11 : 983,471.51 = 250,793.53 : x
  2. Step 2: Convert to fraction form
    655,602.11/983,471.51 = 250,793.53/x
  3. Step 3: Cross multiply
    655,602.11x = 983,471.51 × 250,793.53
  4. Step 4: Simplify right side
    655,602.11x = 246,648,291,647.33
  5. Step 5: Solve for x
    x = 246,648,291,647.33/655,602.11
  6. Step 6: Final answer
    x = 376,216.44

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Double scale
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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.