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Finding the Fourth Proportional to 536,332.97, 740,103 and 294,625.73

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Solution

The fourth proportional to 536,332.97, 740,103 and 294,625.73 is: 406,563.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,332.97 : 740,103 = 294,625.73 : x
  2. Step 2: Convert to fraction form
    536,332.97/740,103 = 294,625.73/x
  3. Step 3: Cross multiply
    536,332.97x = 740,103 × 294,625.73
  4. Step 4: Simplify right side
    536,332.97x = 218,053,386,650.19
  5. Step 5: Solve for x
    x = 218,053,386,650.19/536,332.97
  6. Step 6: Final answer
    x = 406,563.46

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1.5x scale

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.