Home / 923,020.56-1,273,727.16-515,100.24

Finding the Fourth Proportional to 923,020.56, 1,273,727.16 and 515,100.24

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Solution

The fourth proportional to 923,020.56, 1,273,727.16 and 515,100.24 is: 710,815.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,020.56 : 1,273,727.16 = 515,100.24 : x
  2. Step 2: Convert to fraction form
    923,020.56/1,273,727.16 = 515,100.24/x
  3. Step 3: Cross multiply
    923,020.56x = 1,273,727.16 × 515,100.24
  4. Step 4: Simplify right side
    923,020.56x = 656,097,165,810.52
  5. Step 5: Solve for x
    x = 656,097,165,810.52/923,020.56
  6. Step 6: Final answer
    x = 710,815.33

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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.