Home / 673,908.19-929,956.61-383,511.04

Finding the Fourth Proportional to 673,908.19, 929,956.61 and 383,511.04

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Solution

The fourth proportional to 673,908.19, 929,956.61 and 383,511.04 is: 529,224.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,908.19 : 929,956.61 = 383,511.04 : x
  2. Step 2: Convert to fraction form
    673,908.19/929,956.61 = 383,511.04/x
  3. Step 3: Cross multiply
    673,908.19x = 929,956.61 × 383,511.04
  4. Step 4: Simplify right side
    673,908.19x = 356,648,626,655.97
  5. Step 5: Solve for x
    x = 356,648,626,655.97/673,908.19
  6. Step 6: Final answer
    x = 529,224.35

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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.