Home / 980,877.83-1,354,071.24-654,741.90

Finding the Fourth Proportional to 980,877.83, 1,354,071.24 and 654,741.90

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Solution

The fourth proportional to 980,877.83, 1,354,071.24 and 654,741.90 is: 903,850.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,877.83 : 1,354,071.24 = 654,741.90 : x
  2. Step 2: Convert to fraction form
    980,877.83/1,354,071.24 = 654,741.90/x
  3. Step 3: Cross multiply
    980,877.83x = 1,354,071.24 × 654,741.90
  4. Step 4: Simplify right side
    980,877.83x = 886,567,176,412.96
  5. Step 5: Solve for x
    x = 886,567,176,412.96/980,877.83
  6. Step 6: Final answer
    x = 903,850.77

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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.