Home / 859,111.81-1,185,504.93-496,559.16

Finding the Fourth Proportional to 859,111.81, 1,185,504.93 and 496,559.16

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Solution

The fourth proportional to 859,111.81, 1,185,504.93 and 496,559.16 is: 685,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,111.81 : 1,185,504.93 = 496,559.16 : x
  2. Step 2: Convert to fraction form
    859,111.81/1,185,504.93 = 496,559.16/x
  3. Step 3: Cross multiply
    859,111.81x = 1,185,504.93 × 496,559.16
  4. Step 4: Simplify right side
    859,111.81x = 588,673,332,216.66
  5. Step 5: Solve for x
    x = 588,673,332,216.66/859,111.81
  6. Step 6: Final answer
    x = 685,211.55

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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.