Home / 505,206.08-697,140.24-323,597.60

Finding the Fourth Proportional to 505,206.08, 697,140.24 and 323,597.60

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Solution

The fourth proportional to 505,206.08, 697,140.24 and 323,597.60 is: 446,536.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,206.08 : 697,140.24 = 323,597.60 : x
  2. Step 2: Convert to fraction form
    505,206.08/697,140.24 = 323,597.60/x
  3. Step 3: Cross multiply
    505,206.08x = 697,140.24 × 323,597.60
  4. Step 4: Simplify right side
    505,206.08x = 225,592,908,527.42
  5. Step 5: Solve for x
    x = 225,592,908,527.42/505,206.08
  6. Step 6: Final answer
    x = 446,536.41

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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.