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Finding the Fourth Proportional to 238,404,246.30, 357,606,369.45 and 238,404,246.30

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Solution

The fourth proportional to 238,404,246.30, 357,606,369.45 and 238,404,246.30 is: 357,606,369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,404,246.30 : 357,606,369.45 = 238,404,246.30 : x
  2. Step 2: Convert to fraction form
    238,404,246.30/357,606,369.45 = 238,404,246.30/x
  3. Step 3: Cross multiply
    238,404,246.30x = 357,606,369.45 × 238,404,246.30
  4. Step 4: Simplify right side
    238,404,246.30x = 85,254,876,980,806,592
  5. Step 5: Solve for x
    x = 85,254,876,980,806,592/238,404,246.30
  6. Step 6: Final answer
    x = 357,606,369.45

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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.