Home / 1,153,178.79-1,729,933.58-354,527.40

Finding the Fourth Proportional to 1,153,178.79, 1,729,933.58 and 354,527.40

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Solution

The fourth proportional to 1,153,178.79, 1,729,933.58 and 354,527.40 is: 531,841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,178.79 : 1,729,933.58 = 354,527.40 : x
  2. Step 2: Convert to fraction form
    1,153,178.79/1,729,933.58 = 354,527.40/x
  3. Step 3: Cross multiply
    1,153,178.79x = 1,729,933.58 × 354,527.40
  4. Step 4: Simplify right side
    1,153,178.79x = 613,308,854,290.09
  5. Step 5: Solve for x
    x = 613,308,854,290.09/1,153,178.79
  6. Step 6: Final answer
    x = 531,841.95

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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.