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Finding the Fourth Proportional to 503,653.20, 755,535.15 and 166,571.07

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Solution

The fourth proportional to 503,653.20, 755,535.15 and 166,571.07 is: 249,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,653.20 : 755,535.15 = 166,571.07 : x
  2. Step 2: Convert to fraction form
    503,653.20/755,535.15 = 166,571.07/x
  3. Step 3: Cross multiply
    503,653.20x = 755,535.15 × 166,571.07
  4. Step 4: Simplify right side
    503,653.20x = 125,850,298,358.11
  5. Step 5: Solve for x
    x = 125,850,298,358.11/503,653.20
  6. Step 6: Final answer
    x = 249,874.91

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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.