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Finding the Fourth Proportional to 503,595.38, 754,719.29 and 247,035.71

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Solution

The fourth proportional to 503,595.38, 754,719.29 and 247,035.71 is: 370,223.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,595.38 : 754,719.29 = 247,035.71 : x
  2. Step 2: Convert to fraction form
    503,595.38/754,719.29 = 247,035.71/x
  3. Step 3: Cross multiply
    503,595.38x = 754,719.29 × 247,035.71
  4. Step 4: Simplify right side
    503,595.38x = 186,442,617,233.85
  5. Step 5: Solve for x
    x = 186,442,617,233.85/503,595.38
  6. Step 6: Final answer
    x = 370,223.05

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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.