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Finding the Fourth Proportional to 575,273.66, 862,910.07 and 154,549.34

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Solution

The fourth proportional to 575,273.66, 862,910.07 and 154,549.34 is: 231,823.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,273.66 : 862,910.07 = 154,549.34 : x
  2. Step 2: Convert to fraction form
    575,273.66/862,910.07 = 154,549.34/x
  3. Step 3: Cross multiply
    575,273.66x = 862,910.07 × 154,549.34
  4. Step 4: Simplify right side
    575,273.66x = 133,362,181,797.85
  5. Step 5: Solve for x
    x = 133,362,181,797.85/575,273.66
  6. Step 6: Final answer
    x = 231,823.90

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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.