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Finding the Fourth Proportional to 514,982.39, 710,684.25 and 285,549.35

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Solution

The fourth proportional to 514,982.39, 710,684.25 and 285,549.35 is: 394,062.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,982.39 : 710,684.25 = 285,549.35 : x
  2. Step 2: Convert to fraction form
    514,982.39/710,684.25 = 285,549.35/x
  3. Step 3: Cross multiply
    514,982.39x = 710,684.25 × 285,549.35
  4. Step 4: Simplify right side
    514,982.39x = 202,935,425,016.11
  5. Step 5: Solve for x
    x = 202,935,425,016.11/514,982.39
  6. Step 6: Final answer
    x = 394,062.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.