Home / 767,712.96-1,149,207.44-500,898.96

Finding the Fourth Proportional to 767,712.96, 1,149,207.44 and 500,898.96

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Solution

The fourth proportional to 767,712.96, 1,149,207.44 and 500,898.96 is: 749,807.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,712.96 : 1,149,207.44 = 500,898.96 : x
  2. Step 2: Convert to fraction form
    767,712.96/1,149,207.44 = 500,898.96/x
  3. Step 3: Cross multiply
    767,712.96x = 1,149,207.44 × 500,898.96
  4. Step 4: Simplify right side
    767,712.96x = 575,636,811,520.26
  5. Step 5: Solve for x
    x = 575,636,811,520.26/767,712.96
  6. Step 6: Final answer
    x = 749,807.34

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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.