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Finding the Fourth Proportional to 625,094.54, 862,769.23 and 380,027.22

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Solution

The fourth proportional to 625,094.54, 862,769.23 and 380,027.22 is: 524,521.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,094.54 : 862,769.23 = 380,027.22 : x
  2. Step 2: Convert to fraction form
    625,094.54/862,769.23 = 380,027.22/x
  3. Step 3: Cross multiply
    625,094.54x = 862,769.23 × 380,027.22
  4. Step 4: Simplify right side
    625,094.54x = 327,875,791,978.44
  5. Step 5: Solve for x
    x = 327,875,791,978.44/625,094.54
  6. Step 6: Final answer
    x = 524,521.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.