Home / 854,607.16-1,179,515.64-549,065.49

Finding the Fourth Proportional to 854,607.16, 1,179,515.64 and 549,065.49

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Solution

The fourth proportional to 854,607.16, 1,179,515.64 and 549,065.49 is: 757,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,607.16 : 1,179,515.64 = 549,065.49 : x
  2. Step 2: Convert to fraction form
    854,607.16/1,179,515.64 = 549,065.49/x
  3. Step 3: Cross multiply
    854,607.16x = 1,179,515.64 × 549,065.49
  4. Step 4: Simplify right side
    854,607.16x = 647,631,330,475.08
  5. Step 5: Solve for x
    x = 647,631,330,475.08/854,607.16
  6. Step 6: Final answer
    x = 757,811.73

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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.