Home / 1,264,228.50-1,896,344.58-516,274.50

Finding the Fourth Proportional to 1,264,228.50, 1,896,344.58 and 516,274.50

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Solution

The fourth proportional to 1,264,228.50, 1,896,344.58 and 516,274.50 is: 774,412.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,228.50 : 1,896,344.58 = 516,274.50 : x
  2. Step 2: Convert to fraction form
    1,264,228.50/1,896,344.58 = 516,274.50/x
  3. Step 3: Cross multiply
    1,264,228.50x = 1,896,344.58 × 516,274.50
  4. Step 4: Simplify right side
    1,264,228.50x = 979,034,347,285.84
  5. Step 5: Solve for x
    x = 979,034,347,285.84/1,264,228.50
  6. Step 6: Final answer
    x = 774,412.50

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Double scale
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Similar ratio
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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.