Home / 507,366.04-760,983.30-191,781.88

Finding the Fourth Proportional to 507,366.04, 760,983.30 and 191,781.88

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Solution

The fourth proportional to 507,366.04, 760,983.30 and 191,781.88 is: 287,647.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,366.04 : 760,983.30 = 191,781.88 : x
  2. Step 2: Convert to fraction form
    507,366.04/760,983.30 = 191,781.88/x
  3. Step 3: Cross multiply
    507,366.04x = 760,983.30 × 191,781.88
  4. Step 4: Simplify right side
    507,366.04x = 145,942,807,922.60
  5. Step 5: Solve for x
    x = 145,942,807,922.60/507,366.04
  6. Step 6: Final answer
    x = 287,647.96

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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.