Home / 738,564.60-1,105,514.10-715,236.60

Finding the Fourth Proportional to 738,564.60, 1,105,514.10 and 715,236.60

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Solution

The fourth proportional to 738,564.60, 1,105,514.10 and 715,236.60 is: 1,070,595.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,564.60 : 1,105,514.10 = 715,236.60 : x
  2. Step 2: Convert to fraction form
    738,564.60/1,105,514.10 = 715,236.60/x
  3. Step 3: Cross multiply
    738,564.60x = 1,105,514.10 × 715,236.60
  4. Step 4: Simplify right side
    738,564.60x = 790,704,146,136.06
  5. Step 5: Solve for x
    x = 790,704,146,136.06/738,564.60
  6. Step 6: Final answer
    x = 1,070,595.78

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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.