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Finding the Fourth Proportional to 503,544.42, 755,430.43 and 166,584.28

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Solution

The fourth proportional to 503,544.42, 755,430.43 and 166,584.28 is: 249,914.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,544.42 : 755,430.43 = 166,584.28 : x
  2. Step 2: Convert to fraction form
    503,544.42/755,430.43 = 166,584.28/x
  3. Step 3: Cross multiply
    503,544.42x = 755,430.43 × 166,584.28
  4. Step 4: Simplify right side
    503,544.42x = 125,842,834,271.64
  5. Step 5: Solve for x
    x = 125,842,834,271.64/503,544.42
  6. Step 6: Final answer
    x = 249,914.07

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Similar ratio
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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.