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Finding the Fourth Proportional to 655,366.61, 983,432.03 and 276,264.14

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Solution

The fourth proportional to 655,366.61, 983,432.03 and 276,264.14 is: 414,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,366.61 : 983,432.03 = 276,264.14 : x
  2. Step 2: Convert to fraction form
    655,366.61/983,432.03 = 276,264.14/x
  3. Step 3: Cross multiply
    655,366.61x = 983,432.03 × 276,264.14
  4. Step 4: Simplify right side
    655,366.61x = 271,686,997,717.92
  5. Step 5: Solve for x
    x = 271,686,997,717.92/655,366.61
  6. Step 6: Final answer
    x = 414,557.28

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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.