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Finding the Fourth Proportional to 732,362.76, 1,095,510.96 and 687,573

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Solution

The fourth proportional to 732,362.76, 1,095,510.96 and 687,573 is: 1,028,511.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,362.76 : 1,095,510.96 = 687,573 : x
  2. Step 2: Convert to fraction form
    732,362.76/1,095,510.96 = 687,573/x
  3. Step 3: Cross multiply
    732,362.76x = 1,095,510.96 × 687,573
  4. Step 4: Simplify right side
    732,362.76x = 753,243,757,300.08
  5. Step 5: Solve for x
    x = 753,243,757,300.08/732,362.76
  6. Step 6: Final answer
    x = 1,028,511.82

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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.