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Finding the Fourth Proportional to 934,061, 1,289,005.62 and 531,653

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Solution

The fourth proportional to 934,061, 1,289,005.62 and 531,653 is: 733,681.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,061 : 1,289,005.62 = 531,653 : x
  2. Step 2: Convert to fraction form
    934,061/1,289,005.62 = 531,653/x
  3. Step 3: Cross multiply
    934,061x = 1,289,005.62 × 531,653
  4. Step 4: Simplify right side
    934,061x = 685,303,704,889.86
  5. Step 5: Solve for x
    x = 685,303,704,889.86/934,061
  6. Step 6: Final answer
    x = 733,681.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.