Home / 940,611.42-1,298,047.48-510,898.73

Finding the Fourth Proportional to 940,611.42, 1,298,047.48 and 510,898.73

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Solution

The fourth proportional to 940,611.42, 1,298,047.48 and 510,898.73 is: 705,042.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,611.42 : 1,298,047.48 = 510,898.73 : x
  2. Step 2: Convert to fraction form
    940,611.42/1,298,047.48 = 510,898.73/x
  3. Step 3: Cross multiply
    940,611.42x = 1,298,047.48 × 510,898.73
  4. Step 4: Simplify right side
    940,611.42x = 663,170,801,244.22
  5. Step 5: Solve for x
    x = 663,170,801,244.22/940,611.42
  6. Step 6: Final answer
    x = 705,042.26

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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.