Home / 804,951.55-1,207,427.33-525,015.55

Finding the Fourth Proportional to 804,951.55, 1,207,427.33 and 525,015.55

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Solution

The fourth proportional to 804,951.55, 1,207,427.33 and 525,015.55 is: 787,523.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,951.55 : 1,207,427.33 = 525,015.55 : x
  2. Step 2: Convert to fraction form
    804,951.55/1,207,427.33 = 525,015.55/x
  3. Step 3: Cross multiply
    804,951.55x = 1,207,427.33 × 525,015.55
  4. Step 4: Simplify right side
    804,951.55x = 633,918,121,119.90
  5. Step 5: Solve for x
    x = 633,918,121,119.90/804,951.55
  6. Step 6: Final answer
    x = 787,523.33

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.