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Finding the Fourth Proportional to 500,205.47, 750,427.57 and 163,246.75

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Solution

The fourth proportional to 500,205.47, 750,427.57 and 163,246.75 is: 244,909.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,205.47 : 750,427.57 = 163,246.75 : x
  2. Step 2: Convert to fraction form
    500,205.47/750,427.57 = 163,246.75/x
  3. Step 3: Cross multiply
    500,205.47x = 750,427.57 × 163,246.75
  4. Step 4: Simplify right side
    500,205.47x = 122,504,860,240.89
  5. Step 5: Solve for x
    x = 122,504,860,240.89/500,205.47
  6. Step 6: Final answer
    x = 244,909.08

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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.