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Finding the Fourth Proportional to 503,695.67, 755,362.07 and 166,674.11

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Solution

The fourth proportional to 503,695.67, 755,362.07 and 166,674.11 is: 249,951.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,695.67 : 755,362.07 = 166,674.11 : x
  2. Step 2: Convert to fraction form
    503,695.67/755,362.07 = 166,674.11/x
  3. Step 3: Cross multiply
    503,695.67x = 755,362.07 × 166,674.11
  4. Step 4: Simplify right side
    503,695.67x = 125,899,299,911.64
  5. Step 5: Solve for x
    x = 125,899,299,911.64/503,695.67
  6. Step 6: Final answer
    x = 249,951.13

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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.