Home / 859,116.84-1,185,511.83-496,564.16

Finding the Fourth Proportional to 859,116.84, 1,185,511.83 and 496,564.16

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Solution

The fourth proportional to 859,116.84, 1,185,511.83 and 496,564.16 is: 685,218.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,116.84 : 1,185,511.83 = 496,564.16 : x
  2. Step 2: Convert to fraction form
    859,116.84/1,185,511.83 = 496,564.16/x
  3. Step 3: Cross multiply
    859,116.84x = 1,185,511.83 × 496,564.16
  4. Step 4: Simplify right side
    859,116.84x = 588,682,686,034.01
  5. Step 5: Solve for x
    x = 588,682,686,034.01/859,116.84
  6. Step 6: Final answer
    x = 685,218.42

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Double scale
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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.