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Finding the Fourth Proportional to 503,173.83, 754,760.79 and 344,922.51

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Solution

The fourth proportional to 503,173.83, 754,760.79 and 344,922.51 is: 517,383.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,173.83 : 754,760.79 = 344,922.51 : x
  2. Step 2: Convert to fraction form
    503,173.83/754,760.79 = 344,922.51/x
  3. Step 3: Cross multiply
    503,173.83x = 754,760.79 × 344,922.51
  4. Step 4: Simplify right side
    503,173.83x = 260,333,986,136.38
  5. Step 5: Solve for x
    x = 260,333,986,136.38/503,173.83
  6. Step 6: Final answer
    x = 517,383.80

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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.