Home / 858,759.44-1,185,125.04-476,786.25

Finding the Fourth Proportional to 858,759.44, 1,185,125.04 and 476,786.25

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Solution

The fourth proportional to 858,759.44, 1,185,125.04 and 476,786.25 is: 657,985.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,759.44 : 1,185,125.04 = 476,786.25 : x
  2. Step 2: Convert to fraction form
    858,759.44/1,185,125.04 = 476,786.25/x
  3. Step 3: Cross multiply
    858,759.44x = 1,185,125.04 × 476,786.25
  4. Step 4: Simplify right side
    858,759.44x = 565,051,323,602.70
  5. Step 5: Solve for x
    x = 565,051,323,602.70/858,759.44
  6. Step 6: Final answer
    x = 657,985.58

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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.