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Finding the Fourth Proportional to 584,954.60, 876,848.70 and 268,860.20

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Solution

The fourth proportional to 584,954.60, 876,848.70 and 268,860.20 is: 403,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,954.60 : 876,848.70 = 268,860.20 : x
  2. Step 2: Convert to fraction form
    584,954.60/876,848.70 = 268,860.20/x
  3. Step 3: Cross multiply
    584,954.60x = 876,848.70 × 268,860.20
  4. Step 4: Simplify right side
    584,954.60x = 235,749,716,851.74
  5. Step 5: Solve for x
    x = 235,749,716,851.74/584,954.60
  6. Step 6: Final answer
    x = 403,022.25

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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.