Home / 479,989.03-662,372.16-265,124.47

Finding the Fourth Proportional to 479,989.03, 662,372.16 and 265,124.47

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Solution

The fourth proportional to 479,989.03, 662,372.16 and 265,124.47 is: 365,864.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,989.03 : 662,372.16 = 265,124.47 : x
  2. Step 2: Convert to fraction form
    479,989.03/662,372.16 = 265,124.47/x
  3. Step 3: Cross multiply
    479,989.03x = 662,372.16 × 265,124.47
  4. Step 4: Simplify right side
    479,989.03x = 175,611,067,862.76
  5. Step 5: Solve for x
    x = 175,611,067,862.76/479,989.03
  6. Step 6: Final answer
    x = 365,864.75

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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.