Home / 859,279.97-1,185,674.48-496,633.45

Finding the Fourth Proportional to 859,279.97, 1,185,674.48 and 496,633.45

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Solution

The fourth proportional to 859,279.97, 1,185,674.48 and 496,633.45 is: 685,277.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,279.97 : 1,185,674.48 = 496,633.45 : x
  2. Step 2: Convert to fraction form
    859,279.97/1,185,674.48 = 496,633.45/x
  3. Step 3: Cross multiply
    859,279.97x = 1,185,674.48 × 496,633.45
  4. Step 4: Simplify right side
    859,279.97x = 588,845,607,579.36
  5. Step 5: Solve for x
    x = 588,845,607,579.36/859,279.97
  6. Step 6: Final answer
    x = 685,277.94

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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.