Home / 740,094.75-1,021,333.88-400,563

Finding the Fourth Proportional to 740,094.75, 1,021,333.88 and 400,563

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Solution

The fourth proportional to 740,094.75, 1,021,333.88 and 400,563 is: 552,778.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,094.75 : 1,021,333.88 = 400,563 : x
  2. Step 2: Convert to fraction form
    740,094.75/1,021,333.88 = 400,563/x
  3. Step 3: Cross multiply
    740,094.75x = 1,021,333.88 × 400,563
  4. Step 4: Simplify right side
    740,094.75x = 409,108,560,971.63
  5. Step 5: Solve for x
    x = 409,108,560,971.63/740,094.75
  6. Step 6: Final answer
    x = 552,778.63

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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.