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Finding the Fourth Proportional to 532,404.81, 734,783.13 and 303,017.94

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Solution

The fourth proportional to 532,404.81, 734,783.13 and 303,017.94 is: 418,201.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,404.81 : 734,783.13 = 303,017.94 : x
  2. Step 2: Convert to fraction form
    532,404.81/734,783.13 = 303,017.94/x
  3. Step 3: Cross multiply
    532,404.81x = 734,783.13 × 303,017.94
  4. Step 4: Simplify right side
    532,404.81x = 222,652,470,399.35
  5. Step 5: Solve for x
    x = 222,652,470,399.35/532,404.81
  6. Step 6: Final answer
    x = 418,201.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.