Home / 570,982.28-788,808.58-375,211.61

Finding the Fourth Proportional to 570,982.28, 788,808.58 and 375,211.61

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Solution

The fourth proportional to 570,982.28, 788,808.58 and 375,211.61 is: 518,352.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,982.28 : 788,808.58 = 375,211.61 : x
  2. Step 2: Convert to fraction form
    570,982.28/788,808.58 = 375,211.61/x
  3. Step 3: Cross multiply
    570,982.28x = 788,808.58 × 375,211.61
  4. Step 4: Simplify right side
    570,982.28x = 295,970,135,359.57
  5. Step 5: Solve for x
    x = 295,970,135,359.57/570,982.28
  6. Step 6: Final answer
    x = 518,352.57

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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.