Home / 753,193.75-1,039,404.17-409,027.27

Finding the Fourth Proportional to 753,193.75, 1,039,404.17 and 409,027.27

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Solution

The fourth proportional to 753,193.75, 1,039,404.17 and 409,027.27 is: 564,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,193.75 : 1,039,404.17 = 409,027.27 : x
  2. Step 2: Convert to fraction form
    753,193.75/1,039,404.17 = 409,027.27/x
  3. Step 3: Cross multiply
    753,193.75x = 1,039,404.17 × 409,027.27
  4. Step 4: Simplify right side
    753,193.75x = 425,144,650,081.72
  5. Step 5: Solve for x
    x = 425,144,650,081.72/753,193.75
  6. Step 6: Final answer
    x = 564,455.89

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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.