Home / 886,782.25-1,223,759.64-484,374.25

Finding the Fourth Proportional to 886,782.25, 1,223,759.64 and 484,374.25

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Solution

The fourth proportional to 886,782.25, 1,223,759.64 and 484,374.25 is: 668,436.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,782.25 : 1,223,759.64 = 484,374.25 : x
  2. Step 2: Convert to fraction form
    886,782.25/1,223,759.64 = 484,374.25/x
  3. Step 3: Cross multiply
    886,782.25x = 1,223,759.64 × 484,374.25
  4. Step 4: Simplify right side
    886,782.25x = 592,757,657,805.27
  5. Step 5: Solve for x
    x = 592,757,657,805.27/886,782.25
  6. Step 6: Final answer
    x = 668,436.54

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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.