Home / 571,514.70-857,097.03-395,155.02

Finding the Fourth Proportional to 571,514.70, 857,097.03 and 395,155.02

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Solution

The fourth proportional to 571,514.70, 857,097.03 and 395,155.02 is: 592,611.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,514.70 : 857,097.03 = 395,155.02 : x
  2. Step 2: Convert to fraction form
    571,514.70/857,097.03 = 395,155.02/x
  3. Step 3: Cross multiply
    571,514.70x = 857,097.03 × 395,155.02
  4. Step 4: Simplify right side
    571,514.70x = 338,686,194,031.59
  5. Step 5: Solve for x
    x = 338,686,194,031.59/571,514.70
  6. Step 6: Final answer
    x = 592,611.52

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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.