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Finding the Fourth Proportional to 503,032.20, 754,623.36 and 166,108.56

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Solution

The fourth proportional to 503,032.20, 754,623.36 and 166,108.56 is: 249,187.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,032.20 : 754,623.36 = 166,108.56 : x
  2. Step 2: Convert to fraction form
    503,032.20/754,623.36 = 166,108.56/x
  3. Step 3: Cross multiply
    503,032.20x = 754,623.36 × 166,108.56
  4. Step 4: Simplify right side
    503,032.20x = 125,349,399,671.96
  5. Step 5: Solve for x
    x = 125,349,399,671.96/503,032.20
  6. Step 6: Final answer
    x = 249,187.63

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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.