Home / 685,871.35-944,343.05-582,300.69

Finding the Fourth Proportional to 685,871.35, 944,343.05 and 582,300.69

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Solution

The fourth proportional to 685,871.35, 944,343.05 and 582,300.69 is: 801,741.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,871.35 : 944,343.05 = 582,300.69 : x
  2. Step 2: Convert to fraction form
    685,871.35/944,343.05 = 582,300.69/x
  3. Step 3: Cross multiply
    685,871.35x = 944,343.05 × 582,300.69
  4. Step 4: Simplify right side
    685,871.35x = 549,891,609,611.70
  5. Step 5: Solve for x
    x = 549,891,609,611.70/685,871.35
  6. Step 6: Final answer
    x = 801,741.62

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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.