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Finding the Fourth Proportional to 431,322.84, 595,060.00 and 259,282.66

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Solution

The fourth proportional to 431,322.84, 595,060.00 and 259,282.66 is: 357,710.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,322.84 : 595,060.00 = 259,282.66 : x
  2. Step 2: Convert to fraction form
    431,322.84/595,060.00 = 259,282.66/x
  3. Step 3: Cross multiply
    431,322.84x = 595,060.00 × 259,282.66
  4. Step 4: Simplify right side
    431,322.84x = 154,288,735,387.89
  5. Step 5: Solve for x
    x = 154,288,735,387.89/431,322.84
  6. Step 6: Final answer
    x = 357,710.56

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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.