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Finding the Fourth Proportional to 385,898.89, 532,559.46 and 232,934.65

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Solution

The fourth proportional to 385,898.89, 532,559.46 and 232,934.65 is: 321,461.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,898.89 : 532,559.46 = 232,934.65 : x
  2. Step 2: Convert to fraction form
    385,898.89/532,559.46 = 232,934.65/x
  3. Step 3: Cross multiply
    385,898.89x = 532,559.46 × 232,934.65
  4. Step 4: Simplify right side
    385,898.89x = 124,051,551,419.29
  5. Step 5: Solve for x
    x = 124,051,551,419.29/385,898.89
  6. Step 6: Final answer
    x = 321,461.28

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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.