Home / 859,187.31-1,185,546.69-496,541.14

Finding the Fourth Proportional to 859,187.31, 1,185,546.69 and 496,541.14

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Solution

The fourth proportional to 859,187.31, 1,185,546.69 and 496,541.14 is: 685,150.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,187.31 : 1,185,546.69 = 496,541.14 : x
  2. Step 2: Convert to fraction form
    859,187.31/1,185,546.69 = 496,541.14/x
  3. Step 3: Cross multiply
    859,187.31x = 1,185,546.69 × 496,541.14
  4. Step 4: Simplify right side
    859,187.31x = 588,672,703,949.79
  5. Step 5: Solve for x
    x = 588,672,703,949.79/859,187.31
  6. Step 6: Final answer
    x = 685,150.60

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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.