Home / 648,723.66-895,659.88-580,622.53

Finding the Fourth Proportional to 648,723.66, 895,659.88 and 580,622.53

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Solution

The fourth proportional to 648,723.66, 895,659.88 and 580,622.53 is: 801,636.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,723.66 : 895,659.88 = 580,622.53 : x
  2. Step 2: Convert to fraction form
    648,723.66/895,659.88 = 580,622.53/x
  3. Step 3: Cross multiply
    648,723.66x = 895,659.88 × 580,622.53
  4. Step 4: Simplify right side
    648,723.66x = 520,040,304,622.42
  5. Step 5: Solve for x
    x = 520,040,304,622.42/648,723.66
  6. Step 6: Final answer
    x = 801,636.10

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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.