Home / 850,609.60-1,275,914.40-702,987.10

Finding the Fourth Proportional to 850,609.60, 1,275,914.40 and 702,987.10

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Solution

The fourth proportional to 850,609.60, 1,275,914.40 and 702,987.10 is: 1,054,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,609.60 : 1,275,914.40 = 702,987.10 : x
  2. Step 2: Convert to fraction form
    850,609.60/1,275,914.40 = 702,987.10/x
  3. Step 3: Cross multiply
    850,609.60x = 1,275,914.40 × 702,987.10
  4. Step 4: Simplify right side
    850,609.60x = 896,951,363,904.24
  5. Step 5: Solve for x
    x = 896,951,363,904.24/850,609.60
  6. Step 6: Final answer
    x = 1,054,480.65

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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.