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Finding the Fourth Proportional to 590,015.60, 885,028.08 and 235,119.92

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Solution

The fourth proportional to 590,015.60, 885,028.08 and 235,119.92 is: 352,681.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,015.60 : 885,028.08 = 235,119.92 : x
  2. Step 2: Convert to fraction form
    590,015.60/885,028.08 = 235,119.92/x
  3. Step 3: Cross multiply
    590,015.60x = 885,028.08 × 235,119.92
  4. Step 4: Simplify right side
    590,015.60x = 208,087,731,367.35
  5. Step 5: Solve for x
    x = 208,087,731,367.35/590,015.60
  6. Step 6: Final answer
    x = 352,681.74

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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.