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Finding the Fourth Proportional to 245,683.67, 368,527.56 and 77,200.27

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Solution

The fourth proportional to 245,683.67, 368,527.56 and 77,200.27 is: 115,801.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,683.67 : 368,527.56 = 77,200.27 : x
  2. Step 2: Convert to fraction form
    245,683.67/368,527.56 = 77,200.27/x
  3. Step 3: Cross multiply
    245,683.67x = 368,527.56 × 77,200.27
  4. Step 4: Simplify right side
    245,683.67x = 28,450,425,098.80
  5. Step 5: Solve for x
    x = 28,450,425,098.80/245,683.67
  6. Step 6: Final answer
    x = 115,801.04

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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.