Home / 770,266.78-1,063,115.22-516,061.24

Finding the Fourth Proportional to 770,266.78, 1,063,115.22 and 516,061.24

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Solution

The fourth proportional to 770,266.78, 1,063,115.22 and 516,061.24 is: 712,263.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,266.78 : 1,063,115.22 = 516,061.24 : x
  2. Step 2: Convert to fraction form
    770,266.78/1,063,115.22 = 516,061.24/x
  3. Step 3: Cross multiply
    770,266.78x = 1,063,115.22 × 516,061.24
  4. Step 4: Simplify right side
    770,266.78x = 548,632,558,696.07
  5. Step 5: Solve for x
    x = 548,632,558,696.07/770,266.78
  6. Step 6: Final answer
    x = 712,263.04

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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.