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Finding the Fourth Proportional to 701,042.24, 967,437.60 and 383,090.24

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Solution

The fourth proportional to 701,042.24, 967,437.60 and 383,090.24 is: 528,664.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,042.24 : 967,437.60 = 383,090.24 : x
  2. Step 2: Convert to fraction form
    701,042.24/967,437.60 = 383,090.24/x
  3. Step 3: Cross multiply
    701,042.24x = 967,437.60 × 383,090.24
  4. Step 4: Simplify right side
    701,042.24x = 370,615,902,369.02
  5. Step 5: Solve for x
    x = 370,615,902,369.02/701,042.24
  6. Step 6: Final answer
    x = 528,664.15

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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.