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Finding the Fourth Proportional to 186,952.10, 280,428.15 and 186,952.10

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Solution

The fourth proportional to 186,952.10, 280,428.15 and 186,952.10 is: 280,428.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,952.10 : 280,428.15 = 186,952.10 : x
  2. Step 2: Convert to fraction form
    186,952.10/280,428.15 = 186,952.10/x
  3. Step 3: Cross multiply
    186,952.10x = 280,428.15 × 186,952.10
  4. Step 4: Simplify right side
    186,952.10x = 52,426,631,541.62
  5. Step 5: Solve for x
    x = 52,426,631,541.62/186,952.10
  6. Step 6: Final answer
    x = 280,428.15

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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.