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Finding the Fourth Proportional to 488,833.48, 732,304.41 and 274,951.63

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Solution

The fourth proportional to 488,833.48, 732,304.41 and 274,951.63 is: 411,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,833.48 : 732,304.41 = 274,951.63 : x
  2. Step 2: Convert to fraction form
    488,833.48/732,304.41 = 274,951.63/x
  3. Step 3: Cross multiply
    488,833.48x = 732,304.41 × 274,951.63
  4. Step 4: Simplify right side
    488,833.48x = 201,348,291,185.69
  5. Step 5: Solve for x
    x = 201,348,291,185.69/488,833.48
  6. Step 6: Final answer
    x = 411,895.46

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1.5x scale

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.