Home / 746,356.07-1,029,157.45-504,218.22

Finding the Fourth Proportional to 746,356.07, 1,029,157.45 and 504,218.22

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Solution

The fourth proportional to 746,356.07, 1,029,157.45 and 504,218.22 is: 695,271.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,356.07 : 1,029,157.45 = 504,218.22 : x
  2. Step 2: Convert to fraction form
    746,356.07/1,029,157.45 = 504,218.22/x
  3. Step 3: Cross multiply
    746,356.07x = 1,029,157.45 × 504,218.22
  4. Step 4: Simplify right side
    746,356.07x = 518,919,932,418.85
  5. Step 5: Solve for x
    x = 518,919,932,418.85/746,356.07
  6. Step 6: Final answer
    x = 695,271.27

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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.