Home / 622,534.80-933,911.55-223,407.30

Finding the Fourth Proportional to 622,534.80, 933,911.55 and 223,407.30

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Solution

The fourth proportional to 622,534.80, 933,911.55 and 223,407.30 is: 335,150.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,534.80 : 933,911.55 = 223,407.30 : x
  2. Step 2: Convert to fraction form
    622,534.80/933,911.55 = 223,407.30/x
  3. Step 3: Cross multiply
    622,534.80x = 933,911.55 × 223,407.30
  4. Step 4: Simplify right side
    622,534.80x = 208,642,657,824.32
  5. Step 5: Solve for x
    x = 208,642,657,824.32/622,534.80
  6. Step 6: Final answer
    x = 335,150.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.