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Finding the Fourth Proportional to 590,576.12, 886,005.27 and 191,217.32

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Solution

The fourth proportional to 590,576.12, 886,005.27 and 191,217.32 is: 286,871.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,576.12 : 886,005.27 = 191,217.32 : x
  2. Step 2: Convert to fraction form
    590,576.12/886,005.27 = 191,217.32/x
  3. Step 3: Cross multiply
    590,576.12x = 886,005.27 × 191,217.32
  4. Step 4: Simplify right side
    590,576.12x = 169,419,548,805.25
  5. Step 5: Solve for x
    x = 169,419,548,805.25/590,576.12
  6. Step 6: Final answer
    x = 286,871.66

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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.