Home / 756,655.35-1,044,132.05-425,560.86

Finding the Fourth Proportional to 756,655.35, 1,044,132.05 and 425,560.86

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Solution

The fourth proportional to 756,655.35, 1,044,132.05 and 425,560.86 is: 587,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,655.35 : 1,044,132.05 = 425,560.86 : x
  2. Step 2: Convert to fraction form
    756,655.35/1,044,132.05 = 425,560.86/x
  3. Step 3: Cross multiply
    756,655.35x = 1,044,132.05 × 425,560.86
  4. Step 4: Simplify right side
    756,655.35x = 444,341,728,994.81
  5. Step 5: Solve for x
    x = 444,341,728,994.81/756,655.35
  6. Step 6: Final answer
    x = 587,244.55

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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.