Home / 695,460.40-1,042,931.40-484,471.60

Finding the Fourth Proportional to 695,460.40, 1,042,931.40 and 484,471.60

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Solution

The fourth proportional to 695,460.40, 1,042,931.40 and 484,471.60 is: 726,526.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,460.40 : 1,042,931.40 = 484,471.60 : x
  2. Step 2: Convert to fraction form
    695,460.40/1,042,931.40 = 484,471.60/x
  3. Step 3: Cross multiply
    695,460.40x = 1,042,931.40 × 484,471.60
  4. Step 4: Simplify right side
    695,460.40x = 505,270,644,048.24
  5. Step 5: Solve for x
    x = 505,270,644,048.24/695,460.40
  6. Step 6: Final answer
    x = 726,526.84

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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.