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Finding the Fourth Proportional to 556,615.20, 834,874.20 and 182,638.20

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Solution

The fourth proportional to 556,615.20, 834,874.20 and 182,638.20 is: 273,941.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,615.20 : 834,874.20 = 182,638.20 : x
  2. Step 2: Convert to fraction form
    556,615.20/834,874.20 = 182,638.20/x
  3. Step 3: Cross multiply
    556,615.20x = 834,874.20 × 182,638.20
  4. Step 4: Simplify right side
    556,615.20x = 152,479,921,114.44
  5. Step 5: Solve for x
    x = 152,479,921,114.44/556,615.20
  6. Step 6: Final answer
    x = 273,941.35

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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.