Home / 810,588.56-1,118,766.48-534,460.64

Finding the Fourth Proportional to 810,588.56, 1,118,766.48 and 534,460.64

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Solution

The fourth proportional to 810,588.56, 1,118,766.48 and 534,460.64 is: 737,657.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,588.56 : 1,118,766.48 = 534,460.64 : x
  2. Step 2: Convert to fraction form
    810,588.56/1,118,766.48 = 534,460.64/x
  3. Step 3: Cross multiply
    810,588.56x = 1,118,766.48 × 534,460.64
  4. Step 4: Simplify right side
    810,588.56x = 597,936,648,911.35
  5. Step 5: Solve for x
    x = 597,936,648,911.35/810,588.56
  6. Step 6: Final answer
    x = 737,657.40

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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.