Home / 591,948.70-887,987.85-573,286.30

Finding the Fourth Proportional to 591,948.70, 887,987.85 and 573,286.30

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Solution

The fourth proportional to 591,948.70, 887,987.85 and 573,286.30 is: 859,992.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,948.70 : 887,987.85 = 573,286.30 : x
  2. Step 2: Convert to fraction form
    591,948.70/887,987.85 = 573,286.30/x
  3. Step 3: Cross multiply
    591,948.70x = 887,987.85 × 573,286.30
  4. Step 4: Simplify right side
    591,948.70x = 509,071,268,971.46
  5. Step 5: Solve for x
    x = 509,071,268,971.46/591,948.70
  6. Step 6: Final answer
    x = 859,992.21

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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.