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Finding the Fourth Proportional to 186,006.24, 278,986.32 and 59,660.64

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Solution

The fourth proportional to 186,006.24, 278,986.32 and 59,660.64 is: 89,483.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,006.24 : 278,986.32 = 59,660.64 : x
  2. Step 2: Convert to fraction form
    186,006.24/278,986.32 = 59,660.64/x
  3. Step 3: Cross multiply
    186,006.24x = 278,986.32 × 59,660.64
  4. Step 4: Simplify right side
    186,006.24x = 16,644,502,402.44
  5. Step 5: Solve for x
    x = 16,644,502,402.44/186,006.24
  6. Step 6: Final answer
    x = 89,483.57

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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.