Home / 798,185.76-1,101,486.56-435,615.68

Finding the Fourth Proportional to 798,185.76, 1,101,486.56 and 435,615.68

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Solution

The fourth proportional to 798,185.76, 1,101,486.56 and 435,615.68 is: 601,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,185.76 : 1,101,486.56 = 435,615.68 : x
  2. Step 2: Convert to fraction form
    798,185.76/1,101,486.56 = 435,615.68/x
  3. Step 3: Cross multiply
    798,185.76x = 1,101,486.56 × 435,615.68
  4. Step 4: Simplify right side
    798,185.76x = 479,824,816,845.26
  5. Step 5: Solve for x
    x = 479,824,816,845.26/798,185.76
  6. Step 6: Final answer
    x = 601,144.30

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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.