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Finding the Fourth Proportional to 283,282.55, 424,992.45 and 83,598.51

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Solution

The fourth proportional to 283,282.55, 424,992.45 and 83,598.51 is: 125,418.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,282.55 : 424,992.45 = 83,598.51 : x
  2. Step 2: Convert to fraction form
    283,282.55/424,992.45 = 83,598.51/x
  3. Step 3: Cross multiply
    283,282.55x = 424,992.45 × 83,598.51
  4. Step 4: Simplify right side
    283,282.55x = 35,528,735,581.25
  5. Step 5: Solve for x
    x = 35,528,735,581.25/283,282.55
  6. Step 6: Final answer
    x = 125,418.02

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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.