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Finding the Fourth Proportional to 1,264,527, 1,896,791.58 and 516,573

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Solution

The fourth proportional to 1,264,527, 1,896,791.58 and 516,573 is: 774,859.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,527 : 1,896,791.58 = 516,573 : x
  2. Step 2: Convert to fraction form
    1,264,527/1,896,791.58 = 516,573/x
  3. Step 3: Cross multiply
    1,264,527x = 1,896,791.58 × 516,573
  4. Step 4: Simplify right side
    1,264,527x = 979,831,316,855.34
  5. Step 5: Solve for x
    x = 979,831,316,855.34/1,264,527
  6. Step 6: Final answer
    x = 774,859.94

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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.