Home / 1,264,306.25-1,896,461.30-516,352.25

Finding the Fourth Proportional to 1,264,306.25, 1,896,461.30 and 516,352.25

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Solution

The fourth proportional to 1,264,306.25, 1,896,461.30 and 516,352.25 is: 774,529.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,306.25 : 1,896,461.30 = 516,352.25 : x
  2. Step 2: Convert to fraction form
    1,264,306.25/1,896,461.30 = 516,352.25/x
  3. Step 3: Cross multiply
    1,264,306.25x = 1,896,461.30 × 516,352.25
  4. Step 4: Simplify right side
    1,264,306.25x = 979,242,059,292.93
  5. Step 5: Solve for x
    x = 979,242,059,292.93/1,264,306.25
  6. Step 6: Final answer
    x = 774,529.16

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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.