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Finding the Fourth Proportional to 533,699.54, 736,538.03 and 307,417.94

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Solution

The fourth proportional to 533,699.54, 736,538.03 and 307,417.94 is: 424,255.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,699.54 : 736,538.03 = 307,417.94 : x
  2. Step 2: Convert to fraction form
    533,699.54/736,538.03 = 307,417.94/x
  3. Step 3: Cross multiply
    533,699.54x = 736,538.03 × 307,417.94
  4. Step 4: Simplify right side
    533,699.54x = 226,424,998,694.48
  5. Step 5: Solve for x
    x = 226,424,998,694.48/533,699.54
  6. Step 6: Final answer
    x = 424,255.57

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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.