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Finding the Fourth Proportional to 195,273.40, 292,218.90 and 133,065.40

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Solution

The fourth proportional to 195,273.40, 292,218.90 and 133,065.40 is: 199,127.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,273.40 : 292,218.90 = 133,065.40 : x
  2. Step 2: Convert to fraction form
    195,273.40/292,218.90 = 133,065.40/x
  3. Step 3: Cross multiply
    195,273.40x = 292,218.90 × 133,065.40
  4. Step 4: Simplify right side
    195,273.40x = 38,884,224,816.06
  5. Step 5: Solve for x
    x = 38,884,224,816.06/195,273.40
  6. Step 6: Final answer
    x = 199,127.09

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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.