Home / 571,948.74-857,994.62-172,588.86

Finding the Fourth Proportional to 571,948.74, 857,994.62 and 172,588.86

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Solution

The fourth proportional to 571,948.74, 857,994.62 and 172,588.86 is: 258,904.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,948.74 : 857,994.62 = 172,588.86 : x
  2. Step 2: Convert to fraction form
    571,948.74/857,994.62 = 172,588.86/x
  3. Step 3: Cross multiply
    571,948.74x = 857,994.62 × 172,588.86
  4. Step 4: Simplify right side
    571,948.74x = 148,080,312,488.99
  5. Step 5: Solve for x
    x = 148,080,312,488.99/571,948.74
  6. Step 6: Final answer
    x = 258,904.87

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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.