Home / 586,927.82-809,921.48-325,265.55

Finding the Fourth Proportional to 586,927.82, 809,921.48 and 325,265.55

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Solution

The fourth proportional to 586,927.82, 809,921.48 and 325,265.55 is: 448,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,927.82 : 809,921.48 = 325,265.55 : x
  2. Step 2: Convert to fraction form
    586,927.82/809,921.48 = 325,265.55/x
  3. Step 3: Cross multiply
    586,927.82x = 809,921.48 × 325,265.55
  4. Step 4: Simplify right side
    586,927.82x = 263,439,554,022.69
  5. Step 5: Solve for x
    x = 263,439,554,022.69/586,927.82
  6. Step 6: Final answer
    x = 448,844.90

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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.