Home / 546,816.36-754,303.32-320,418.12

Finding the Fourth Proportional to 546,816.36, 754,303.32 and 320,418.12

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Solution

The fourth proportional to 546,816.36, 754,303.32 and 320,418.12 is: 441,999.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,816.36 : 754,303.32 = 320,418.12 : x
  2. Step 2: Convert to fraction form
    546,816.36/754,303.32 = 320,418.12/x
  3. Step 3: Cross multiply
    546,816.36x = 754,303.32 × 320,418.12
  4. Step 4: Simplify right side
    546,816.36x = 241,692,451,704.16
  5. Step 5: Solve for x
    x = 241,692,451,704.16/546,816.36
  6. Step 6: Final answer
    x = 441,999.31

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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.