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Finding the Fourth Proportional to 607,026.60, 910,539.90 and 252,003.60

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Solution

The fourth proportional to 607,026.60, 910,539.90 and 252,003.60 is: 378,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,026.60 : 910,539.90 = 252,003.60 : x
  2. Step 2: Convert to fraction form
    607,026.60/910,539.90 = 252,003.60/x
  3. Step 3: Cross multiply
    607,026.60x = 910,539.90 × 252,003.60
  4. Step 4: Simplify right side
    607,026.60x = 229,459,332,743.64
  5. Step 5: Solve for x
    x = 229,459,332,743.64/607,026.60
  6. Step 6: Final answer
    x = 378,005.40

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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.