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Finding the Fourth Proportional to 503,057.86, 753,701.02 and 473,090.49

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Solution

The fourth proportional to 503,057.86, 753,701.02 and 473,090.49 is: 708,802.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,057.86 : 753,701.02 = 473,090.49 : x
  2. Step 2: Convert to fraction form
    503,057.86/753,701.02 = 473,090.49/x
  3. Step 3: Cross multiply
    503,057.86x = 753,701.02 × 473,090.49
  4. Step 4: Simplify right side
    503,057.86x = 356,568,783,682.57
  5. Step 5: Solve for x
    x = 356,568,783,682.57/503,057.86
  6. Step 6: Final answer
    x = 708,802.73

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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.