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Finding the Fourth Proportional to 424,510.62, 585,824.58 and 254,744.88

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Solution

The fourth proportional to 424,510.62, 585,824.58 and 254,744.88 is: 351,547.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,510.62 : 585,824.58 = 254,744.88 : x
  2. Step 2: Convert to fraction form
    424,510.62/585,824.58 = 254,744.88/x
  3. Step 3: Cross multiply
    424,510.62x = 585,824.58 × 254,744.88
  4. Step 4: Simplify right side
    424,510.62x = 149,235,812,333.15
  5. Step 5: Solve for x
    x = 149,235,812,333.15/424,510.62
  6. Step 6: Final answer
    x = 351,547.89

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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.