Home / 837,773.61-1,156,132.61-455,803.12

Finding the Fourth Proportional to 837,773.61, 1,156,132.61 and 455,803.12

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Solution

The fourth proportional to 837,773.61, 1,156,132.61 and 455,803.12 is: 629,011.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,773.61 : 1,156,132.61 = 455,803.12 : x
  2. Step 2: Convert to fraction form
    837,773.61/1,156,132.61 = 455,803.12/x
  3. Step 3: Cross multiply
    837,773.61x = 1,156,132.61 × 455,803.12
  4. Step 4: Simplify right side
    837,773.61x = 526,968,850,771.74
  5. Step 5: Solve for x
    x = 526,968,850,771.74/837,773.61
  6. Step 6: Final answer
    x = 629,011.04

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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.