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Finding the Fourth Proportional to 283,254.40, 424,881.60 and 248,233.60

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Solution

The fourth proportional to 283,254.40, 424,881.60 and 248,233.60 is: 372,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,254.40 : 424,881.60 = 248,233.60 : x
  2. Step 2: Convert to fraction form
    283,254.40/424,881.60 = 248,233.60/x
  3. Step 3: Cross multiply
    283,254.40x = 424,881.60 × 248,233.60
  4. Step 4: Simplify right side
    283,254.40x = 105,469,889,141.76
  5. Step 5: Solve for x
    x = 105,469,889,141.76/283,254.40
  6. Step 6: Final answer
    x = 372,350.40

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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.