Home / 944,766.75-1,416,173.47-438,915

Finding the Fourth Proportional to 944,766.75, 1,416,173.47 and 438,915

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Solution

The fourth proportional to 944,766.75, 1,416,173.47 and 438,915 is: 657,918.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,766.75 : 1,416,173.47 = 438,915 : x
  2. Step 2: Convert to fraction form
    944,766.75/1,416,173.47 = 438,915/x
  3. Step 3: Cross multiply
    944,766.75x = 1,416,173.47 × 438,915
  4. Step 4: Simplify right side
    944,766.75x = 621,579,778,585.05
  5. Step 5: Solve for x
    x = 621,579,778,585.05/944,766.75
  6. Step 6: Final answer
    x = 657,918.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.