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Finding the Fourth Proportional to 506,771.12, 760,339.80 and 237,136.88

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Solution

The fourth proportional to 506,771.12, 760,339.80 and 237,136.88 is: 355,791.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,771.12 : 760,339.80 = 237,136.88 : x
  2. Step 2: Convert to fraction form
    506,771.12/760,339.80 = 237,136.88/x
  3. Step 3: Cross multiply
    506,771.12x = 760,339.80 × 237,136.88
  4. Step 4: Simplify right side
    506,771.12x = 180,304,607,911.82
  5. Step 5: Solve for x
    x = 180,304,607,911.82/506,771.12
  6. Step 6: Final answer
    x = 355,791.01

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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.