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Finding the Fourth Proportional to 431,526.48, 595,494.14 and 240,535.77

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Solution

The fourth proportional to 431,526.48, 595,494.14 and 240,535.77 is: 331,932.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,526.48 : 595,494.14 = 240,535.77 : x
  2. Step 2: Convert to fraction form
    431,526.48/595,494.14 = 240,535.77/x
  3. Step 3: Cross multiply
    431,526.48x = 595,494.14 × 240,535.77
  4. Step 4: Simplify right side
    431,526.48x = 143,237,638,517.92
  5. Step 5: Solve for x
    x = 143,237,638,517.92/431,526.48
  6. Step 6: Final answer
    x = 331,932.45

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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.