Home / 833,172.10-1,149,777.57-451,199.86

Finding the Fourth Proportional to 833,172.10, 1,149,777.57 and 451,199.86

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Solution

The fourth proportional to 833,172.10, 1,149,777.57 and 451,199.86 is: 622,655.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,172.10 : 1,149,777.57 = 451,199.86 : x
  2. Step 2: Convert to fraction form
    833,172.10/1,149,777.57 = 451,199.86/x
  3. Step 3: Cross multiply
    833,172.10x = 1,149,777.57 × 451,199.86
  4. Step 4: Simplify right side
    833,172.10x = 518,779,478,615.14
  5. Step 5: Solve for x
    x = 518,779,478,615.14/833,172.10
  6. Step 6: Final answer
    x = 622,655.85

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1.5x scale

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.