Home / 750,744.84-1,036,127.66-428,381.04

Finding the Fourth Proportional to 750,744.84, 1,036,127.66 and 428,381.04

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Solution

The fourth proportional to 750,744.84, 1,036,127.66 and 428,381.04 is: 591,222.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,744.84 : 1,036,127.66 = 428,381.04 : x
  2. Step 2: Convert to fraction form
    750,744.84/1,036,127.66 = 428,381.04/x
  3. Step 3: Cross multiply
    750,744.84x = 1,036,127.66 × 428,381.04
  4. Step 4: Simplify right side
    750,744.84x = 443,857,442,421.66
  5. Step 5: Solve for x
    x = 443,857,442,421.66/750,744.84
  6. Step 6: Final answer
    x = 591,222.77

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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.