Home / 858,793.58-1,185,112.59-476,810.54

Finding the Fourth Proportional to 858,793.58, 1,185,112.59 and 476,810.54

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Solution

The fourth proportional to 858,793.58, 1,185,112.59 and 476,810.54 is: 657,986.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,793.58 : 1,185,112.59 = 476,810.54 : x
  2. Step 2: Convert to fraction form
    858,793.58/1,185,112.59 = 476,810.54/x
  3. Step 3: Cross multiply
    858,793.58x = 1,185,112.59 × 476,810.54
  4. Step 4: Simplify right side
    858,793.58x = 565,074,173,998.70
  5. Step 5: Solve for x
    x = 565,074,173,998.70/858,793.58
  6. Step 6: Final answer
    x = 657,986.02

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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.