Home / 853,939.77-1,178,404.68-466,751.93

Finding the Fourth Proportional to 853,939.77, 1,178,404.68 and 466,751.93

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Solution

The fourth proportional to 853,939.77, 1,178,404.68 and 466,751.93 is: 644,100.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,939.77 : 1,178,404.68 = 466,751.93 : x
  2. Step 2: Convert to fraction form
    853,939.77/1,178,404.68 = 466,751.93/x
  3. Step 3: Cross multiply
    853,939.77x = 1,178,404.68 × 466,751.93
  4. Step 4: Simplify right side
    853,939.77x = 550,022,654,598.14
  5. Step 5: Solve for x
    x = 550,022,654,598.14/853,939.77
  6. Step 6: Final answer
    x = 644,100.06

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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.