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Finding the Fourth Proportional to 706,537.39, 975,012.33 and 384,240.55

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Solution

The fourth proportional to 706,537.39, 975,012.33 and 384,240.55 is: 530,246.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,537.39 : 975,012.33 = 384,240.55 : x
  2. Step 2: Convert to fraction form
    706,537.39/975,012.33 = 384,240.55/x
  3. Step 3: Cross multiply
    706,537.39x = 975,012.33 × 384,240.55
  4. Step 4: Simplify right side
    706,537.39x = 374,639,273,935.98
  5. Step 5: Solve for x
    x = 374,639,273,935.98/706,537.39
  6. Step 6: Final answer
    x = 530,246.92

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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.