Home / 955,599.34-1,318,727.28-525,879.48

Finding the Fourth Proportional to 955,599.34, 1,318,727.28 and 525,879.48

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Solution

The fourth proportional to 955,599.34, 1,318,727.28 and 525,879.48 is: 725,713.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,599.34 : 1,318,727.28 = 525,879.48 : x
  2. Step 2: Convert to fraction form
    955,599.34/1,318,727.28 = 525,879.48/x
  3. Step 3: Cross multiply
    955,599.34x = 1,318,727.28 × 525,879.48
  4. Step 4: Simplify right side
    955,599.34x = 693,491,613,295.04
  5. Step 5: Solve for x
    x = 693,491,613,295.04/955,599.34
  6. Step 6: Final answer
    x = 725,713.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.