Home / 773,089.84-1,066,872.96-428,932.24

Finding the Fourth Proportional to 773,089.84, 1,066,872.96 and 428,932.24

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Solution

The fourth proportional to 773,089.84, 1,066,872.96 and 428,932.24 is: 591,931.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,089.84 : 1,066,872.96 = 428,932.24 : x
  2. Step 2: Convert to fraction form
    773,089.84/1,066,872.96 = 428,932.24/x
  3. Step 3: Cross multiply
    773,089.84x = 1,066,872.96 × 428,932.24
  4. Step 4: Simplify right side
    773,089.84x = 457,616,208,528.23
  5. Step 5: Solve for x
    x = 457,616,208,528.23/773,089.84
  6. Step 6: Final answer
    x = 591,931.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.