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Finding the Fourth Proportional to 634,001.88, 951,148.64 and 207,551.48

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Solution

The fourth proportional to 634,001.88, 951,148.64 and 207,551.48 is: 311,374.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,001.88 : 951,148.64 = 207,551.48 : x
  2. Step 2: Convert to fraction form
    634,001.88/951,148.64 = 207,551.48/x
  3. Step 3: Cross multiply
    634,001.88x = 951,148.64 × 207,551.48
  4. Step 4: Simplify right side
    634,001.88x = 197,412,307,931.99
  5. Step 5: Solve for x
    x = 197,412,307,931.99/634,001.88
  6. Step 6: Final answer
    x = 311,374.96

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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.